Home / 1,098,167.60-1,645,501.80-814,732.40

Finding the Fourth Proportional to 1,098,167.60, 1,645,501.80 and 814,732.40

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Solution

The fourth proportional to 1,098,167.60, 1,645,501.80 and 814,732.40 is: 1,220,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,167.60 : 1,645,501.80 = 814,732.40 : x
  2. Step 2: Convert to fraction form
    1,098,167.60/1,645,501.80 = 814,732.40/x
  3. Step 3: Cross multiply
    1,098,167.60x = 1,645,501.80 × 814,732.40
  4. Step 4: Simplify right side
    1,098,167.60x = 1,340,643,630,718.32
  5. Step 5: Solve for x
    x = 1,340,643,630,718.32/1,098,167.60
  6. Step 6: Final answer
    x = 1,220,800.57

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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.