Home / 1,260,601.52-1,739,641.20-687,644.24

Finding the Fourth Proportional to 1,260,601.52, 1,739,641.20 and 687,644.24

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Solution

The fourth proportional to 1,260,601.52, 1,739,641.20 and 687,644.24 is: 948,955.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,601.52 : 1,739,641.20 = 687,644.24 : x
  2. Step 2: Convert to fraction form
    1,260,601.52/1,739,641.20 = 687,644.24/x
  3. Step 3: Cross multiply
    1,260,601.52x = 1,739,641.20 × 687,644.24
  4. Step 4: Simplify right side
    1,260,601.52x = 1,196,254,250,846.69
  5. Step 5: Solve for x
    x = 1,196,254,250,846.69/1,260,601.52
  6. Step 6: Final answer
    x = 948,955.11

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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.