Home / 1,460,120.30-2,014,944.57-815,549.90

Finding the Fourth Proportional to 1,460,120.30, 2,014,944.57 and 815,549.90

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Solution

The fourth proportional to 1,460,120.30, 2,014,944.57 and 815,549.90 is: 1,125,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,120.30 : 2,014,944.57 = 815,549.90 : x
  2. Step 2: Convert to fraction form
    1,460,120.30/2,014,944.57 = 815,549.90/x
  3. Step 3: Cross multiply
    1,460,120.30x = 2,014,944.57 × 815,549.90
  4. Step 4: Simplify right side
    1,460,120.30x = 1,643,287,842,569.04
  5. Step 5: Solve for x
    x = 1,643,287,842,569.04/1,460,120.30
  6. Step 6: Final answer
    x = 1,125,446.88

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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.