Home / 1,031,414.55-1,547,438.55-492,358.69

Finding the Fourth Proportional to 1,031,414.55, 1,547,438.55 and 492,358.69

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Solution

The fourth proportional to 1,031,414.55, 1,547,438.55 and 492,358.69 is: 738,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,414.55 : 1,547,438.55 = 492,358.69 : x
  2. Step 2: Convert to fraction form
    1,031,414.55/1,547,438.55 = 492,358.69/x
  3. Step 3: Cross multiply
    1,031,414.55x = 1,547,438.55 × 492,358.69
  4. Step 4: Simplify right side
    1,031,414.55x = 761,894,817,333.50
  5. Step 5: Solve for x
    x = 761,894,817,333.50/1,031,414.55
  6. Step 6: Final answer
    x = 738,689.23

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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.