Home / 2,238,113.28-3,357,647.28-721,881.36

Finding the Fourth Proportional to 2,238,113.28, 3,357,647.28 and 721,881.36

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Solution

The fourth proportional to 2,238,113.28, 3,357,647.28 and 721,881.36 is: 1,082,976.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,113.28 : 3,357,647.28 = 721,881.36 : x
  2. Step 2: Convert to fraction form
    2,238,113.28/3,357,647.28 = 721,881.36/x
  3. Step 3: Cross multiply
    2,238,113.28x = 3,357,647.28 × 721,881.36
  4. Step 4: Simplify right side
    2,238,113.28x = 2,423,822,984,886.70
  5. Step 5: Solve for x
    x = 2,423,822,984,886.70/2,238,113.28
  6. Step 6: Final answer
    x = 1,082,976.01

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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.