Home / 1,452,909.40-2,179,364.10-442,029.40

Finding the Fourth Proportional to 1,452,909.40, 2,179,364.10 and 442,029.40

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Solution

The fourth proportional to 1,452,909.40, 2,179,364.10 and 442,029.40 is: 663,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,909.40 : 2,179,364.10 = 442,029.40 : x
  2. Step 2: Convert to fraction form
    1,452,909.40/2,179,364.10 = 442,029.40/x
  3. Step 3: Cross multiply
    1,452,909.40x = 2,179,364.10 × 442,029.40
  4. Step 4: Simplify right side
    1,452,909.40x = 963,343,005,504.54
  5. Step 5: Solve for x
    x = 963,343,005,504.54/1,452,909.40
  6. Step 6: Final answer
    x = 663,044.10

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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.