Home / 4,155,961.40-6,238,607.70-3,213,510.20

Finding the Fourth Proportional to 4,155,961.40, 6,238,607.70 and 3,213,510.20

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Solution

The fourth proportional to 4,155,961.40, 6,238,607.70 and 3,213,510.20 is: 4,823,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,961.40 : 6,238,607.70 = 3,213,510.20 : x
  2. Step 2: Convert to fraction form
    4,155,961.40/6,238,607.70 = 3,213,510.20/x
  3. Step 3: Cross multiply
    4,155,961.40x = 6,238,607.70 × 3,213,510.20
  4. Step 4: Simplify right side
    4,155,961.40x = 20,047,829,477,748.54
  5. Step 5: Solve for x
    x = 20,047,829,477,748.54/4,155,961.40
  6. Step 6: Final answer
    x = 4,823,872.88

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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.