Home / 3,643,515.10-5,465,272.65-1,119,166.30

Finding the Fourth Proportional to 3,643,515.10, 5,465,272.65 and 1,119,166.30

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Solution

The fourth proportional to 3,643,515.10, 5,465,272.65 and 1,119,166.30 is: 1,678,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,515.10 : 5,465,272.65 = 1,119,166.30 : x
  2. Step 2: Convert to fraction form
    3,643,515.10/5,465,272.65 = 1,119,166.30/x
  3. Step 3: Cross multiply
    3,643,515.10x = 5,465,272.65 × 1,119,166.30
  4. Step 4: Simplify right side
    3,643,515.10x = 6,116,548,970,191.70
  5. Step 5: Solve for x
    x = 6,116,548,970,191.70/3,643,515.10
  6. Step 6: Final answer
    x = 1,678,749.45

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.