Home / 927,124.20-1,388,612.70-906,388.20

Finding the Fourth Proportional to 927,124.20, 1,388,612.70 and 906,388.20

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Solution

The fourth proportional to 927,124.20, 1,388,612.70 and 906,388.20 is: 1,357,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,124.20 : 1,388,612.70 = 906,388.20 : x
  2. Step 2: Convert to fraction form
    927,124.20/1,388,612.70 = 906,388.20/x
  3. Step 3: Cross multiply
    927,124.20x = 1,388,612.70 × 906,388.20
  4. Step 4: Simplify right side
    927,124.20x = 1,258,622,165,650.14
  5. Step 5: Solve for x
    x = 1,258,622,165,650.14/927,124.20
  6. Step 6: Final answer
    x = 1,357,555.08

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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.