Home / 5,658,340.20-8,487,513-1,871,823.06

Finding the Fourth Proportional to 5,658,340.20, 8,487,513 and 1,871,823.06

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Solution

The fourth proportional to 5,658,340.20, 8,487,513 and 1,871,823.06 is: 2,807,735.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658,340.20 : 8,487,513 = 1,871,823.06 : x
  2. Step 2: Convert to fraction form
    5,658,340.20/8,487,513 = 1,871,823.06/x
  3. Step 3: Cross multiply
    5,658,340.20x = 8,487,513 × 1,871,823.06
  4. Step 4: Simplify right side
    5,658,340.20x = 15,887,122,555,449.78
  5. Step 5: Solve for x
    x = 15,887,122,555,449.78/5,658,340.20
  6. Step 6: Final answer
    x = 2,807,735.48

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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.