Home / 3,217,259.92-4,824,416.56-1,921,000.76

Finding the Fourth Proportional to 3,217,259.92, 4,824,416.56 and 1,921,000.76

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Solution

The fourth proportional to 3,217,259.92, 4,824,416.56 and 1,921,000.76 is: 2,880,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,259.92 : 4,824,416.56 = 1,921,000.76 : x
  2. Step 2: Convert to fraction form
    3,217,259.92/4,824,416.56 = 1,921,000.76/x
  3. Step 3: Cross multiply
    3,217,259.92x = 4,824,416.56 × 1,921,000.76
  4. Step 4: Simplify right side
    3,217,259.92x = 9,267,707,878,316.58
  5. Step 5: Solve for x
    x = 9,267,707,878,316.58/3,217,259.92
  6. Step 6: Final answer
    x = 2,880,621.43

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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.