Home / 1,009,984.28-1,514,976.41-916,982.10

Finding the Fourth Proportional to 1,009,984.28, 1,514,976.41 and 916,982.10

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Solution

The fourth proportional to 1,009,984.28, 1,514,976.41 and 916,982.10 is: 1,375,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,984.28 : 1,514,976.41 = 916,982.10 : x
  2. Step 2: Convert to fraction form
    1,009,984.28/1,514,976.41 = 916,982.10/x
  3. Step 3: Cross multiply
    1,009,984.28x = 1,514,976.41 × 916,982.10
  4. Step 4: Simplify right side
    1,009,984.28x = 1,389,206,252,184.72
  5. Step 5: Solve for x
    x = 1,389,206,252,184.72/1,009,984.28
  6. Step 6: Final answer
    x = 1,375,473.15

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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.