Home / 2,800,908.40-4,192,031.40-2,464,985.20

Finding the Fourth Proportional to 2,800,908.40, 4,192,031.40 and 2,464,985.20

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Solution

The fourth proportional to 2,800,908.40, 4,192,031.40 and 2,464,985.20 is: 3,689,265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,908.40 : 4,192,031.40 = 2,464,985.20 : x
  2. Step 2: Convert to fraction form
    2,800,908.40/4,192,031.40 = 2,464,985.20/x
  3. Step 3: Cross multiply
    2,800,908.40x = 4,192,031.40 × 2,464,985.20
  4. Step 4: Simplify right side
    2,800,908.40x = 10,333,295,358,935.28
  5. Step 5: Solve for x
    x = 10,333,295,358,935.28/2,800,908.40
  6. Step 6: Final answer
    x = 3,689,265.72

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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.