Home / 1,357,939.01-1,874,118.77-814,373.83

Finding the Fourth Proportional to 1,357,939.01, 1,874,118.77 and 814,373.83

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Solution

The fourth proportional to 1,357,939.01, 1,874,118.77 and 814,373.83 is: 1,123,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,939.01 : 1,874,118.77 = 814,373.83 : x
  2. Step 2: Convert to fraction form
    1,357,939.01/1,874,118.77 = 814,373.83/x
  3. Step 3: Cross multiply
    1,357,939.01x = 1,874,118.77 × 814,373.83
  4. Step 4: Simplify right side
    1,357,939.01x = 1,526,233,281,924.47
  5. Step 5: Solve for x
    x = 1,526,233,281,924.47/1,357,939.01
  6. Step 6: Final answer
    x = 1,123,933.60

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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.