Home / 2,486,876.40-3,732,282.90-971,285.40

Finding the Fourth Proportional to 2,486,876.40, 3,732,282.90 and 971,285.40

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Solution

The fourth proportional to 2,486,876.40, 3,732,282.90 and 971,285.40 is: 1,457,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,876.40 : 3,732,282.90 = 971,285.40 : x
  2. Step 2: Convert to fraction form
    2,486,876.40/3,732,282.90 = 971,285.40/x
  3. Step 3: Cross multiply
    2,486,876.40x = 3,732,282.90 × 971,285.40
  4. Step 4: Simplify right side
    2,486,876.40x = 3,625,111,889,439.66
  5. Step 5: Solve for x
    x = 3,625,111,889,439.66/2,486,876.40
  6. Step 6: Final answer
    x = 1,457,696.85

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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.