Home / 1,557,135.10-2,335,702.65-1,536,139.90

Finding the Fourth Proportional to 1,557,135.10, 2,335,702.65 and 1,536,139.90

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Solution

The fourth proportional to 1,557,135.10, 2,335,702.65 and 1,536,139.90 is: 2,304,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,135.10 : 2,335,702.65 = 1,536,139.90 : x
  2. Step 2: Convert to fraction form
    1,557,135.10/2,335,702.65 = 1,536,139.90/x
  3. Step 3: Cross multiply
    1,557,135.10x = 2,335,702.65 × 1,536,139.90
  4. Step 4: Simplify right side
    1,557,135.10x = 3,587,966,035,200.74
  5. Step 5: Solve for x
    x = 3,587,966,035,200.74/1,557,135.10
  6. Step 6: Final answer
    x = 2,304,209.85

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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.