Home / 4,890,642.76-6,749,111.46-3,056,166.28

Finding the Fourth Proportional to 4,890,642.76, 6,749,111.46 and 3,056,166.28

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Solution

The fourth proportional to 4,890,642.76, 6,749,111.46 and 3,056,166.28 is: 4,217,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,642.76 : 6,749,111.46 = 3,056,166.28 : x
  2. Step 2: Convert to fraction form
    4,890,642.76/6,749,111.46 = 3,056,166.28/x
  3. Step 3: Cross multiply
    4,890,642.76x = 6,749,111.46 × 3,056,166.28
  4. Step 4: Simplify right side
    4,890,642.76x = 20,626,406,864,013.57
  5. Step 5: Solve for x
    x = 20,626,406,864,013.57/4,890,642.76
  6. Step 6: Final answer
    x = 4,217,524.75

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Double scale
Find fourth proportional to 4,890,643.76, 6,749,112.84 and 3,056,167.28
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.