Home / 2,239,801.20-3,360,139.20-891,734.40

Finding the Fourth Proportional to 2,239,801.20, 3,360,139.20 and 891,734.40

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Solution

The fourth proportional to 2,239,801.20, 3,360,139.20 and 891,734.40 is: 1,337,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,801.20 : 3,360,139.20 = 891,734.40 : x
  2. Step 2: Convert to fraction form
    2,239,801.20/3,360,139.20 = 891,734.40/x
  3. Step 3: Cross multiply
    2,239,801.20x = 3,360,139.20 × 891,734.40
  4. Step 4: Simplify right side
    2,239,801.20x = 2,996,351,713,428.48
  5. Step 5: Solve for x
    x = 2,996,351,713,428.48/2,239,801.20
  6. Step 6: Final answer
    x = 1,337,775.74

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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.