Home / 3,176,856.47-4,384,095.79-1,726,551.98

Finding the Fourth Proportional to 3,176,856.47, 4,384,095.79 and 1,726,551.98

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Solution

The fourth proportional to 3,176,856.47, 4,384,095.79 and 1,726,551.98 is: 2,382,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,856.47 : 4,384,095.79 = 1,726,551.98 : x
  2. Step 2: Convert to fraction form
    3,176,856.47/4,384,095.79 = 1,726,551.98/x
  3. Step 3: Cross multiply
    3,176,856.47x = 4,384,095.79 × 1,726,551.98
  4. Step 4: Simplify right side
    3,176,856.47x = 7,569,369,240,497.31
  5. Step 5: Solve for x
    x = 7,569,369,240,497.31/3,176,856.47
  6. Step 6: Final answer
    x = 2,382,660.13

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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.