Home / 2,238,586.40-3,358,657.20-977,319.20

Finding the Fourth Proportional to 2,238,586.40, 3,358,657.20 and 977,319.20

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Solution

The fourth proportional to 2,238,586.40, 3,358,657.20 and 977,319.20 is: 1,466,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,586.40 : 3,358,657.20 = 977,319.20 : x
  2. Step 2: Convert to fraction form
    2,238,586.40/3,358,657.20 = 977,319.20/x
  3. Step 3: Cross multiply
    2,238,586.40x = 3,358,657.20 × 977,319.20
  4. Step 4: Simplify right side
    2,238,586.40x = 3,282,480,167,778.24
  5. Step 5: Solve for x
    x = 3,282,480,167,778.24/2,238,586.40
  6. Step 6: Final answer
    x = 1,466,318.28

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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.