Home / 3,740,438.60-5,610,657.90-1,216,176.20

Finding the Fourth Proportional to 3,740,438.60, 5,610,657.90 and 1,216,176.20

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Solution

The fourth proportional to 3,740,438.60, 5,610,657.90 and 1,216,176.20 is: 1,824,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740,438.60 : 5,610,657.90 = 1,216,176.20 : x
  2. Step 2: Convert to fraction form
    3,740,438.60/5,610,657.90 = 1,216,176.20/x
  3. Step 3: Cross multiply
    3,740,438.60x = 5,610,657.90 × 1,216,176.20
  4. Step 4: Simplify right side
    3,740,438.60x = 6,823,548,604,321.98
  5. Step 5: Solve for x
    x = 6,823,548,604,321.98/3,740,438.60
  6. Step 6: Final answer
    x = 1,824,264.30

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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.