Home / 3,870,505.89-5,805,079.95-1,474,494.30

Finding the Fourth Proportional to 3,870,505.89, 5,805,079.95 and 1,474,494.30

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Solution

The fourth proportional to 3,870,505.89, 5,805,079.95 and 1,474,494.30 is: 2,211,482.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,505.89 : 5,805,079.95 = 1,474,494.30 : x
  2. Step 2: Convert to fraction form
    3,870,505.89/5,805,079.95 = 1,474,494.30/x
  3. Step 3: Cross multiply
    3,870,505.89x = 5,805,079.95 × 1,474,494.30
  4. Step 4: Simplify right side
    3,870,505.89x = 8,559,557,297,319.29
  5. Step 5: Solve for x
    x = 8,559,557,297,319.29/3,870,505.89
  6. Step 6: Final answer
    x = 2,211,482.82

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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.