Home / 2,486,931.40-3,732,240.30-1,645,203.40

Finding the Fourth Proportional to 2,486,931.40, 3,732,240.30 and 1,645,203.40

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Solution

The fourth proportional to 2,486,931.40, 3,732,240.30 and 1,645,203.40 is: 2,469,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,931.40 : 3,732,240.30 = 1,645,203.40 : x
  2. Step 2: Convert to fraction form
    2,486,931.40/3,732,240.30 = 1,645,203.40/x
  3. Step 3: Cross multiply
    2,486,931.40x = 3,732,240.30 × 1,645,203.40
  4. Step 4: Simplify right side
    2,486,931.40x = 6,140,294,431,177.02
  5. Step 5: Solve for x
    x = 6,140,294,431,177.02/2,486,931.40
  6. Step 6: Final answer
    x = 2,469,024.45

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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.