Home / 820,694.29-1,130,050.98-743,712.52

Finding the Fourth Proportional to 820,694.29, 1,130,050.98 and 743,712.52

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Solution

The fourth proportional to 820,694.29, 1,130,050.98 and 743,712.52 is: 1,024,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,694.29 : 1,130,050.98 = 743,712.52 : x
  2. Step 2: Convert to fraction form
    820,694.29/1,130,050.98 = 743,712.52/x
  3. Step 3: Cross multiply
    820,694.29x = 1,130,050.98 × 743,712.52
  4. Step 4: Simplify right side
    820,694.29x = 840,433,062,064.27
  5. Step 5: Solve for x
    x = 840,433,062,064.27/820,694.29
  6. Step 6: Final answer
    x = 1,024,051.31

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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.