Home / 1,246,041.12-1,869,034.84-347,458.91

Finding the Fourth Proportional to 1,246,041.12, 1,869,034.84 and 347,458.91

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Solution

The fourth proportional to 1,246,041.12, 1,869,034.84 and 347,458.91 is: 521,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,041.12 : 1,869,034.84 = 347,458.91 : x
  2. Step 2: Convert to fraction form
    1,246,041.12/1,869,034.84 = 347,458.91/x
  3. Step 3: Cross multiply
    1,246,041.12x = 1,869,034.84 × 347,458.91
  4. Step 4: Simplify right side
    1,246,041.12x = 649,412,808,258.43
  5. Step 5: Solve for x
    x = 649,412,808,258.43/1,246,041.12
  6. Step 6: Final answer
    x = 521,180.88

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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.