Home / 3,982,645.53-5,972,321.33-1,249,281.22

Finding the Fourth Proportional to 3,982,645.53, 5,972,321.33 and 1,249,281.22

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Solution

The fourth proportional to 3,982,645.53, 5,972,321.33 and 1,249,281.22 is: 1,873,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,645.53 : 5,972,321.33 = 1,249,281.22 : x
  2. Step 2: Convert to fraction form
    3,982,645.53/5,972,321.33 = 1,249,281.22/x
  3. Step 3: Cross multiply
    3,982,645.53x = 5,972,321.33 × 1,249,281.22
  4. Step 4: Simplify right side
    3,982,645.53x = 7,461,108,877,374.42
  5. Step 5: Solve for x
    x = 7,461,108,877,374.42/3,982,645.53
  6. Step 6: Final answer
    x = 1,873,405.21

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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.