Home / 2,576,203.40-3,861,000.30-1,438,963.40

Finding the Fourth Proportional to 2,576,203.40, 3,861,000.30 and 1,438,963.40

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Solution

The fourth proportional to 2,576,203.40, 3,861,000.30 and 1,438,963.40 is: 2,156,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,203.40 : 3,861,000.30 = 1,438,963.40 : x
  2. Step 2: Convert to fraction form
    2,576,203.40/3,861,000.30 = 1,438,963.40/x
  3. Step 3: Cross multiply
    2,576,203.40x = 3,861,000.30 × 1,438,963.40
  4. Step 4: Simplify right side
    2,576,203.40x = 5,555,838,119,089.02
  5. Step 5: Solve for x
    x = 5,555,838,119,089.02/2,576,203.40
  6. Step 6: Final answer
    x = 2,156,599.17

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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.