Home / 1,023,918.75-1,413,008.49-571,209.75

Finding the Fourth Proportional to 1,023,918.75, 1,413,008.49 and 571,209.75

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Solution

The fourth proportional to 1,023,918.75, 1,413,008.49 and 571,209.75 is: 788,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,918.75 : 1,413,008.49 = 571,209.75 : x
  2. Step 2: Convert to fraction form
    1,023,918.75/1,413,008.49 = 571,209.75/x
  3. Step 3: Cross multiply
    1,023,918.75x = 1,413,008.49 × 571,209.75
  4. Step 4: Simplify right side
    1,023,918.75x = 807,124,226,320.78
  5. Step 5: Solve for x
    x = 807,124,226,320.78/1,023,918.75
  6. Step 6: Final answer
    x = 788,269.80

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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.