Home / 4,993,420.56-6,890,918.04-2,818,419.90

Finding the Fourth Proportional to 4,993,420.56, 6,890,918.04 and 2,818,419.90

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Solution

The fourth proportional to 4,993,420.56, 6,890,918.04 and 2,818,419.90 is: 3,889,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993,420.56 : 6,890,918.04 = 2,818,419.90 : x
  2. Step 2: Convert to fraction form
    4,993,420.56/6,890,918.04 = 2,818,419.90/x
  3. Step 3: Cross multiply
    4,993,420.56x = 6,890,918.04 × 2,818,419.90
  4. Step 4: Simplify right side
    4,993,420.56x = 19,421,500,533,205.00
  5. Step 5: Solve for x
    x = 19,421,500,533,205.00/4,993,420.56
  6. Step 6: Final answer
    x = 3,889,418.15

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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.