Home / 1,552,029.71-2,141,785.53-863,689.82

Finding the Fourth Proportional to 1,552,029.71, 2,141,785.53 and 863,689.82

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Solution

The fourth proportional to 1,552,029.71, 2,141,785.53 and 863,689.82 is: 1,191,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,029.71 : 2,141,785.53 = 863,689.82 : x
  2. Step 2: Convert to fraction form
    1,552,029.71/2,141,785.53 = 863,689.82/x
  3. Step 3: Cross multiply
    1,552,029.71x = 2,141,785.53 × 863,689.82
  4. Step 4: Simplify right side
    1,552,029.71x = 1,849,838,358,884.30
  5. Step 5: Solve for x
    x = 1,849,838,358,884.30/1,552,029.71
  6. Step 6: Final answer
    x = 1,191,883.34

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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.