Home / 1,617,641.10-2,424,906.45-1,257,612.30

Finding the Fourth Proportional to 1,617,641.10, 2,424,906.45 and 1,257,612.30

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Solution

The fourth proportional to 1,617,641.10, 2,424,906.45 and 1,257,612.30 is: 1,885,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,641.10 : 2,424,906.45 = 1,257,612.30 : x
  2. Step 2: Convert to fraction form
    1,617,641.10/2,424,906.45 = 1,257,612.30/x
  3. Step 3: Cross multiply
    1,617,641.10x = 2,424,906.45 × 1,257,612.30
  4. Step 4: Simplify right side
    1,617,641.10x = 3,049,592,177,869.34
  5. Step 5: Solve for x
    x = 3,049,592,177,869.34/1,617,641.10
  6. Step 6: Final answer
    x = 1,885,209.38

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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.