Home / 3,215,510.19-4,437,856.76-1,839,143.61

Finding the Fourth Proportional to 3,215,510.19, 4,437,856.76 and 1,839,143.61

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Solution

The fourth proportional to 3,215,510.19, 4,437,856.76 and 1,839,143.61 is: 2,538,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,510.19 : 4,437,856.76 = 1,839,143.61 : x
  2. Step 2: Convert to fraction form
    3,215,510.19/4,437,856.76 = 1,839,143.61/x
  3. Step 3: Cross multiply
    3,215,510.19x = 4,437,856.76 × 1,839,143.61
  4. Step 4: Simplify right side
    3,215,510.19x = 8,161,855,893,053.59
  5. Step 5: Solve for x
    x = 8,161,855,893,053.59/3,215,510.19
  6. Step 6: Final answer
    x = 2,538,277.10

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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.