Home / 1,316,029.80-1,974,966.30-568,612.20

Finding the Fourth Proportional to 1,316,029.80, 1,974,966.30 and 568,612.20

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Solution

The fourth proportional to 1,316,029.80, 1,974,966.30 and 568,612.20 is: 853,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,029.80 : 1,974,966.30 = 568,612.20 : x
  2. Step 2: Convert to fraction form
    1,316,029.80/1,974,966.30 = 568,612.20/x
  3. Step 3: Cross multiply
    1,316,029.80x = 1,974,966.30 × 568,612.20
  4. Step 4: Simplify right side
    1,316,029.80x = 1,122,989,932,768.86
  5. Step 5: Solve for x
    x = 1,122,989,932,768.86/1,316,029.80
  6. Step 6: Final answer
    x = 853,316.49

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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.