Home / 3,240,001.80-4,860,002.70-1,109,377.80

Finding the Fourth Proportional to 3,240,001.80, 4,860,002.70 and 1,109,377.80

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Solution

The fourth proportional to 3,240,001.80, 4,860,002.70 and 1,109,377.80 is: 1,664,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,001.80 : 4,860,002.70 = 1,109,377.80 : x
  2. Step 2: Convert to fraction form
    3,240,001.80/4,860,002.70 = 1,109,377.80/x
  3. Step 3: Cross multiply
    3,240,001.80x = 4,860,002.70 × 1,109,377.80
  4. Step 4: Simplify right side
    3,240,001.80x = 5,391,579,103,320.06
  5. Step 5: Solve for x
    x = 5,391,579,103,320.06/3,240,001.80
  6. Step 6: Final answer
    x = 1,664,066.70

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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.