Home / 1,413,561.29-2,120,332.22-572,100.89

Finding the Fourth Proportional to 1,413,561.29, 2,120,332.22 and 572,100.89

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Solution

The fourth proportional to 1,413,561.29, 2,120,332.22 and 572,100.89 is: 858,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,561.29 : 2,120,332.22 = 572,100.89 : x
  2. Step 2: Convert to fraction form
    1,413,561.29/2,120,332.22 = 572,100.89/x
  3. Step 3: Cross multiply
    1,413,561.29x = 2,120,332.22 × 572,100.89
  4. Step 4: Simplify right side
    1,413,561.29x = 1,213,043,947,297.17
  5. Step 5: Solve for x
    x = 1,213,043,947,297.17/1,413,561.29
  6. Step 6: Final answer
    x = 858,147.40

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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.