Home / 4,260,781.47-6,388,969.01-1,564,414.59

Finding the Fourth Proportional to 4,260,781.47, 6,388,969.01 and 1,564,414.59

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Solution

The fourth proportional to 4,260,781.47, 6,388,969.01 and 1,564,414.59 is: 2,345,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260,781.47 : 6,388,969.01 = 1,564,414.59 : x
  2. Step 2: Convert to fraction form
    4,260,781.47/6,388,969.01 = 1,564,414.59/x
  3. Step 3: Cross multiply
    4,260,781.47x = 6,388,969.01 × 1,564,414.59
  4. Step 4: Simplify right side
    4,260,781.47x = 9,994,996,326,479.78
  5. Step 5: Solve for x
    x = 9,994,996,326,479.78/4,260,781.47
  6. Step 6: Final answer
    x = 2,345,812.94

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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.