Home / 3,113,387.92-4,296,290.08-1,806,538.76

Finding the Fourth Proportional to 3,113,387.92, 4,296,290.08 and 1,806,538.76

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Solution

The fourth proportional to 3,113,387.92, 4,296,290.08 and 1,806,538.76 is: 2,492,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,387.92 : 4,296,290.08 = 1,806,538.76 : x
  2. Step 2: Convert to fraction form
    3,113,387.92/4,296,290.08 = 1,806,538.76/x
  3. Step 3: Cross multiply
    3,113,387.92x = 4,296,290.08 × 1,806,538.76
  4. Step 4: Simplify right side
    3,113,387.92x = 7,761,414,553,723.50
  5. Step 5: Solve for x
    x = 7,761,414,553,723.50/3,113,387.92
  6. Step 6: Final answer
    x = 2,492,916.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.