Home / 1,051,549.80-1,451,139.40-568,114.74

Finding the Fourth Proportional to 1,051,549.80, 1,451,139.40 and 568,114.74

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Solution

The fourth proportional to 1,051,549.80, 1,451,139.40 and 568,114.74 is: 783,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,549.80 : 1,451,139.40 = 568,114.74 : x
  2. Step 2: Convert to fraction form
    1,051,549.80/1,451,139.40 = 568,114.74/x
  3. Step 3: Cross multiply
    1,051,549.80x = 1,451,139.40 × 568,114.74
  4. Step 4: Simplify right side
    1,051,549.80x = 824,413,682,934.76
  5. Step 5: Solve for x
    x = 824,413,682,934.76/1,051,549.80
  6. Step 6: Final answer
    x = 783,998.71

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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.