Home / 3,982,645.03-5,972,320.58-1,249,280.72

Finding the Fourth Proportional to 3,982,645.03, 5,972,320.58 and 1,249,280.72

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Solution

The fourth proportional to 3,982,645.03, 5,972,320.58 and 1,249,280.72 is: 1,873,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,645.03 : 5,972,320.58 = 1,249,280.72 : x
  2. Step 2: Convert to fraction form
    3,982,645.03/5,972,320.58 = 1,249,280.72/x
  3. Step 3: Cross multiply
    3,982,645.03x = 5,972,320.58 × 1,249,280.72
  4. Step 4: Simplify right side
    3,982,645.03x = 7,461,104,944,055.02
  5. Step 5: Solve for x
    x = 7,461,104,944,055.02/3,982,645.03
  6. Step 6: Final answer
    x = 1,873,404.45

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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.