Home / 1,566,268.71-2,349,404.94-429,040.71

Finding the Fourth Proportional to 1,566,268.71, 2,349,404.94 and 429,040.71

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Solution

The fourth proportional to 1,566,268.71, 2,349,404.94 and 429,040.71 is: 643,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,268.71 : 2,349,404.94 = 429,040.71 : x
  2. Step 2: Convert to fraction form
    1,566,268.71/2,349,404.94 = 429,040.71/x
  3. Step 3: Cross multiply
    1,566,268.71x = 2,349,404.94 × 429,040.71
  4. Step 4: Simplify right side
    1,566,268.71x = 1,007,990,361,389.90
  5. Step 5: Solve for x
    x = 1,007,990,361,389.90/1,566,268.71
  6. Step 6: Final answer
    x = 643,561.58

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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.