Home / 1,215,224.94-1,677,005.03-671,360.82

Finding the Fourth Proportional to 1,215,224.94, 1,677,005.03 and 671,360.82

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Solution

The fourth proportional to 1,215,224.94, 1,677,005.03 and 671,360.82 is: 926,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,224.94 : 1,677,005.03 = 671,360.82 : x
  2. Step 2: Convert to fraction form
    1,215,224.94/1,677,005.03 = 671,360.82/x
  3. Step 3: Cross multiply
    1,215,224.94x = 1,677,005.03 × 671,360.82
  4. Step 4: Simplify right side
    1,215,224.94x = 1,125,875,472,084.92
  5. Step 5: Solve for x
    x = 1,125,875,472,084.92/1,215,224.94
  6. Step 6: Final answer
    x = 926,474.96

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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.