Home / 1,872,787.88-2,584,438.98-1,013,363.30

Finding the Fourth Proportional to 1,872,787.88, 2,584,438.98 and 1,013,363.30

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Solution

The fourth proportional to 1,872,787.88, 2,584,438.98 and 1,013,363.30 is: 1,398,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,787.88 : 2,584,438.98 = 1,013,363.30 : x
  2. Step 2: Convert to fraction form
    1,872,787.88/2,584,438.98 = 1,013,363.30/x
  3. Step 3: Cross multiply
    1,872,787.88x = 2,584,438.98 × 1,013,363.30
  4. Step 4: Simplify right side
    1,872,787.88x = 2,618,975,613,421.43
  5. Step 5: Solve for x
    x = 2,618,975,613,421.43/1,872,787.88
  6. Step 6: Final answer
    x = 1,398,436.87

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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.