Home / 5,215,510.80-7,823,266.20-3,703,856.40

Finding the Fourth Proportional to 5,215,510.80, 7,823,266.20 and 3,703,856.40

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Solution

The fourth proportional to 5,215,510.80, 7,823,266.20 and 3,703,856.40 is: 5,555,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215,510.80 : 7,823,266.20 = 3,703,856.40 : x
  2. Step 2: Convert to fraction form
    5,215,510.80/7,823,266.20 = 3,703,856.40/x
  3. Step 3: Cross multiply
    5,215,510.80x = 7,823,266.20 × 3,703,856.40
  4. Step 4: Simplify right side
    5,215,510.80x = 28,976,254,583,773.68
  5. Step 5: Solve for x
    x = 28,976,254,583,773.68/5,215,510.80
  6. Step 6: Final answer
    x = 5,555,784.60

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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.