Home / 3,521,158.80-5,281,738.20-1,631,590.80

Finding the Fourth Proportional to 3,521,158.80, 5,281,738.20 and 1,631,590.80

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Solution

The fourth proportional to 3,521,158.80, 5,281,738.20 and 1,631,590.80 is: 2,447,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,158.80 : 5,281,738.20 = 1,631,590.80 : x
  2. Step 2: Convert to fraction form
    3,521,158.80/5,281,738.20 = 1,631,590.80/x
  3. Step 3: Cross multiply
    3,521,158.80x = 5,281,738.20 × 1,631,590.80
  4. Step 4: Simplify right side
    3,521,158.80x = 8,617,635,455,128.56
  5. Step 5: Solve for x
    x = 8,617,635,455,128.56/3,521,158.80
  6. Step 6: Final answer
    x = 2,447,386.20

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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.