Home / 2,890,983.04-4,335,691.20-1,207,734.40

Finding the Fourth Proportional to 2,890,983.04, 4,335,691.20 and 1,207,734.40

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Solution

The fourth proportional to 2,890,983.04, 4,335,691.20 and 1,207,734.40 is: 1,811,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,983.04 : 4,335,691.20 = 1,207,734.40 : x
  2. Step 2: Convert to fraction form
    2,890,983.04/4,335,691.20 = 1,207,734.40/x
  3. Step 3: Cross multiply
    2,890,983.04x = 4,335,691.20 × 1,207,734.40
  4. Step 4: Simplify right side
    2,890,983.04x = 5,236,363,410,017.28
  5. Step 5: Solve for x
    x = 5,236,363,410,017.28/2,890,983.04
  6. Step 6: Final answer
    x = 1,811,274.34

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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.