Home / 2,175,243.05-3,001,920.53-1,488,355.56

Finding the Fourth Proportional to 2,175,243.05, 3,001,920.53 and 1,488,355.56

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Solution

The fourth proportional to 2,175,243.05, 3,001,920.53 and 1,488,355.56 is: 2,053,988.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,243.05 : 3,001,920.53 = 1,488,355.56 : x
  2. Step 2: Convert to fraction form
    2,175,243.05/3,001,920.53 = 1,488,355.56/x
  3. Step 3: Cross multiply
    2,175,243.05x = 3,001,920.53 × 1,488,355.56
  4. Step 4: Simplify right side
    2,175,243.05x = 4,467,925,104,061.87
  5. Step 5: Solve for x
    x = 4,467,925,104,061.87/2,175,243.05
  6. Step 6: Final answer
    x = 2,053,988.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.