Home / 1,664,489.40-2,496,734.10-1,025,302.20

Finding the Fourth Proportional to 1,664,489.40, 2,496,734.10 and 1,025,302.20

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Solution

The fourth proportional to 1,664,489.40, 2,496,734.10 and 1,025,302.20 is: 1,537,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,489.40 : 2,496,734.10 = 1,025,302.20 : x
  2. Step 2: Convert to fraction form
    1,664,489.40/2,496,734.10 = 1,025,302.20/x
  3. Step 3: Cross multiply
    1,664,489.40x = 2,496,734.10 × 1,025,302.20
  4. Step 4: Simplify right side
    1,664,489.40x = 2,559,906,965,545.02
  5. Step 5: Solve for x
    x = 2,559,906,965,545.02/1,664,489.40
  6. Step 6: Final answer
    x = 1,537,953.30

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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.