Home / 2,988,705.48-4,482,577-858,305.04

Finding the Fourth Proportional to 2,988,705.48, 4,482,577 and 858,305.04

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Solution

The fourth proportional to 2,988,705.48, 4,482,577 and 858,305.04 is: 1,287,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,705.48 : 4,482,577 = 858,305.04 : x
  2. Step 2: Convert to fraction form
    2,988,705.48/4,482,577 = 858,305.04/x
  3. Step 3: Cross multiply
    2,988,705.48x = 4,482,577 × 858,305.04
  4. Step 4: Simplify right side
    2,988,705.48x = 3,847,418,431,288.08
  5. Step 5: Solve for x
    x = 3,847,418,431,288.08/2,988,705.48
  6. Step 6: Final answer
    x = 1,287,319.36

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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.