Home / 1,207,837.60-1,812,793.20-534,954.40

Finding the Fourth Proportional to 1,207,837.60, 1,812,793.20 and 534,954.40

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Solution

The fourth proportional to 1,207,837.60, 1,812,793.20 and 534,954.40 is: 802,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,837.60 : 1,812,793.20 = 534,954.40 : x
  2. Step 2: Convert to fraction form
    1,207,837.60/1,812,793.20 = 534,954.40/x
  3. Step 3: Cross multiply
    1,207,837.60x = 1,812,793.20 × 534,954.40
  4. Step 4: Simplify right side
    1,207,837.60x = 969,761,698,630.08
  5. Step 5: Solve for x
    x = 969,761,698,630.08/1,207,837.60
  6. Step 6: Final answer
    x = 802,890.80

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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.