Home / 2,921,047.47-4,381,572.83-1,911,017.97

Finding the Fourth Proportional to 2,921,047.47, 4,381,572.83 and 1,911,017.97

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Solution

The fourth proportional to 2,921,047.47, 4,381,572.83 and 1,911,017.97 is: 2,866,528.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,047.47 : 4,381,572.83 = 1,911,017.97 : x
  2. Step 2: Convert to fraction form
    2,921,047.47/4,381,572.83 = 1,911,017.97/x
  3. Step 3: Cross multiply
    2,921,047.47x = 4,381,572.83 × 1,911,017.97
  4. Step 4: Simplify right side
    2,921,047.47x = 8,373,264,414,993.76
  5. Step 5: Solve for x
    x = 8,373,264,414,993.76/2,921,047.47
  6. Step 6: Final answer
    x = 2,866,528.02

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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.