Home / 1,520,806.82-2,098,527.82-1,211,497.18

Finding the Fourth Proportional to 1,520,806.82, 2,098,527.82 and 1,211,497.18

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Solution

The fourth proportional to 1,520,806.82, 2,098,527.82 and 1,211,497.18 is: 1,671,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,806.82 : 2,098,527.82 = 1,211,497.18 : x
  2. Step 2: Convert to fraction form
    1,520,806.82/2,098,527.82 = 1,211,497.18/x
  3. Step 3: Cross multiply
    1,520,806.82x = 2,098,527.82 × 1,211,497.18
  4. Step 4: Simplify right side
    1,520,806.82x = 2,542,360,527,806.49
  5. Step 5: Solve for x
    x = 2,542,360,527,806.49/1,520,806.82
  6. Step 6: Final answer
    x = 1,671,718.26

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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.