Home / 1,654,382.40-2,482,034.40-812,961.60

Finding the Fourth Proportional to 1,654,382.40, 2,482,034.40 and 812,961.60

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Solution

The fourth proportional to 1,654,382.40, 2,482,034.40 and 812,961.60 is: 1,219,668.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,382.40 : 2,482,034.40 = 812,961.60 : x
  2. Step 2: Convert to fraction form
    1,654,382.40/2,482,034.40 = 812,961.60/x
  3. Step 3: Cross multiply
    1,654,382.40x = 2,482,034.40 × 812,961.60
  4. Step 4: Simplify right side
    1,654,382.40x = 2,017,798,657,079.04
  5. Step 5: Solve for x
    x = 2,017,798,657,079.04/1,654,382.40
  6. Step 6: Final answer
    x = 1,219,668.84

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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.