Home / 2,074,545.60-3,111,818.40-811,953.60

Finding the Fourth Proportional to 2,074,545.60, 3,111,818.40 and 811,953.60

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Solution

The fourth proportional to 2,074,545.60, 3,111,818.40 and 811,953.60 is: 1,217,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,545.60 : 3,111,818.40 = 811,953.60 : x
  2. Step 2: Convert to fraction form
    2,074,545.60/3,111,818.40 = 811,953.60/x
  3. Step 3: Cross multiply
    2,074,545.60x = 3,111,818.40 × 811,953.60
  4. Step 4: Simplify right side
    2,074,545.60x = 2,526,652,152,426.24
  5. Step 5: Solve for x
    x = 2,526,652,152,426.24/2,074,545.60
  6. Step 6: Final answer
    x = 1,217,930.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.