Home / 5,189,312.43-7,784,712.95-1,595,381.18

Finding the Fourth Proportional to 5,189,312.43, 7,784,712.95 and 1,595,381.18

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Solution

The fourth proportional to 5,189,312.43, 7,784,712.95 and 1,595,381.18 is: 2,393,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,312.43 : 7,784,712.95 = 1,595,381.18 : x
  2. Step 2: Convert to fraction form
    5,189,312.43/7,784,712.95 = 1,595,381.18/x
  3. Step 3: Cross multiply
    5,189,312.43x = 7,784,712.95 × 1,595,381.18
  4. Step 4: Simplify right side
    5,189,312.43x = 12,419,584,485,231.81
  5. Step 5: Solve for x
    x = 12,419,584,485,231.81/5,189,312.43
  6. Step 6: Final answer
    x = 2,393,300.59

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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.