Home / 927,467.12-1,281,105.24-766,970.48

Finding the Fourth Proportional to 927,467.12, 1,281,105.24 and 766,970.48

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Solution

The fourth proportional to 927,467.12, 1,281,105.24 and 766,970.48 is: 1,059,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,467.12 : 1,281,105.24 = 766,970.48 : x
  2. Step 2: Convert to fraction form
    927,467.12/1,281,105.24 = 766,970.48/x
  3. Step 3: Cross multiply
    927,467.12x = 1,281,105.24 × 766,970.48
  4. Step 4: Simplify right side
    927,467.12x = 982,569,900,853.32
  5. Step 5: Solve for x
    x = 982,569,900,853.32/927,467.12
  6. Step 6: Final answer
    x = 1,059,412.11

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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.