Home / 2,528,872.20-3,488,785.11-1,657,916.01

Finding the Fourth Proportional to 2,528,872.20, 3,488,785.11 and 1,657,916.01

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Solution

The fourth proportional to 2,528,872.20, 3,488,785.11 and 1,657,916.01 is: 2,287,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,872.20 : 3,488,785.11 = 1,657,916.01 : x
  2. Step 2: Convert to fraction form
    2,528,872.20/3,488,785.11 = 1,657,916.01/x
  3. Step 3: Cross multiply
    2,528,872.20x = 3,488,785.11 × 1,657,916.01
  4. Step 4: Simplify right side
    2,528,872.20x = 5,784,112,689,318.61
  5. Step 5: Solve for x
    x = 5,784,112,689,318.61/2,528,872.20
  6. Step 6: Final answer
    x = 2,287,230.13

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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.