Home / 1,702,114.80-2,553,755.40-756,164.40

Finding the Fourth Proportional to 1,702,114.80, 2,553,755.40 and 756,164.40

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Solution

The fourth proportional to 1,702,114.80, 2,553,755.40 and 756,164.40 is: 1,134,505.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,114.80 : 2,553,755.40 = 756,164.40 : x
  2. Step 2: Convert to fraction form
    1,702,114.80/2,553,755.40 = 756,164.40/x
  3. Step 3: Cross multiply
    1,702,114.80x = 2,553,755.40 × 756,164.40
  4. Step 4: Simplify right side
    1,702,114.80x = 1,931,058,919,787.76
  5. Step 5: Solve for x
    x = 1,931,058,919,787.76/1,702,114.80
  6. Step 6: Final answer
    x = 1,134,505.69

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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.