Home / 5,503,616.40-8,255,035.80-1,908,512.40

Finding the Fourth Proportional to 5,503,616.40, 8,255,035.80 and 1,908,512.40

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Solution

The fourth proportional to 5,503,616.40, 8,255,035.80 and 1,908,512.40 is: 2,862,633.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503,616.40 : 8,255,035.80 = 1,908,512.40 : x
  2. Step 2: Convert to fraction form
    5,503,616.40/8,255,035.80 = 1,908,512.40/x
  3. Step 3: Cross multiply
    5,503,616.40x = 8,255,035.80 × 1,908,512.40
  4. Step 4: Simplify right side
    5,503,616.40x = 15,754,838,186,743.92
  5. Step 5: Solve for x
    x = 15,754,838,186,743.92/5,503,616.40
  6. Step 6: Final answer
    x = 2,862,633.77

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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.