Home / 1,131,393.96-1,697,560.92-457,951.32

Finding the Fourth Proportional to 1,131,393.96, 1,697,560.92 and 457,951.32

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Solution

The fourth proportional to 1,131,393.96, 1,697,560.92 and 457,951.32 is: 687,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,393.96 : 1,697,560.92 = 457,951.32 : x
  2. Step 2: Convert to fraction form
    1,131,393.96/1,697,560.92 = 457,951.32/x
  3. Step 3: Cross multiply
    1,131,393.96x = 1,697,560.92 × 457,951.32
  4. Step 4: Simplify right side
    1,131,393.96x = 777,400,264,094.41
  5. Step 5: Solve for x
    x = 777,400,264,094.41/1,131,393.96
  6. Step 6: Final answer
    x = 687,117.21

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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.