Home / 2,542,120.61-3,813,312.13-648,878.45

Finding the Fourth Proportional to 2,542,120.61, 3,813,312.13 and 648,878.45

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Solution

The fourth proportional to 2,542,120.61, 3,813,312.13 and 648,878.45 is: 973,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,120.61 : 3,813,312.13 = 648,878.45 : x
  2. Step 2: Convert to fraction form
    2,542,120.61/3,813,312.13 = 648,878.45/x
  3. Step 3: Cross multiply
    2,542,120.61x = 3,813,312.13 × 648,878.45
  4. Step 4: Simplify right side
    2,542,120.61x = 2,474,376,043,591.84
  5. Step 5: Solve for x
    x = 2,474,376,043,591.84/2,542,120.61
  6. Step 6: Final answer
    x = 973,351.16

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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.