Home / 1,132,545.60-1,562,927.20-623,236.80

Finding the Fourth Proportional to 1,132,545.60, 1,562,927.20 and 623,236.80

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Solution

The fourth proportional to 1,132,545.60, 1,562,927.20 and 623,236.80 is: 860,074.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,545.60 : 1,562,927.20 = 623,236.80 : x
  2. Step 2: Convert to fraction form
    1,132,545.60/1,562,927.20 = 623,236.80/x
  3. Step 3: Cross multiply
    1,132,545.60x = 1,562,927.20 × 623,236.80
  4. Step 4: Simplify right side
    1,132,545.60x = 974,073,746,760.96
  5. Step 5: Solve for x
    x = 974,073,746,760.96/1,132,545.60
  6. Step 6: Final answer
    x = 860,074.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.