Home / 1,246,245.40-1,869,368.10-404,882.20

Finding the Fourth Proportional to 1,246,245.40, 1,869,368.10 and 404,882.20

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Solution

The fourth proportional to 1,246,245.40, 1,869,368.10 and 404,882.20 is: 607,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,245.40 : 1,869,368.10 = 404,882.20 : x
  2. Step 2: Convert to fraction form
    1,246,245.40/1,869,368.10 = 404,882.20/x
  3. Step 3: Cross multiply
    1,246,245.40x = 1,869,368.10 × 404,882.20
  4. Step 4: Simplify right side
    1,246,245.40x = 756,873,868,937.82
  5. Step 5: Solve for x
    x = 756,873,868,937.82/1,246,245.40
  6. Step 6: Final answer
    x = 607,323.30

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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.