Home / 1,176,750.20-1,623,864-653,428.36

Finding the Fourth Proportional to 1,176,750.20, 1,623,864 and 653,428.36

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Solution

The fourth proportional to 1,176,750.20, 1,623,864 and 653,428.36 is: 901,702.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,750.20 : 1,623,864 = 653,428.36 : x
  2. Step 2: Convert to fraction form
    1,176,750.20/1,623,864 = 653,428.36/x
  3. Step 3: Cross multiply
    1,176,750.20x = 1,623,864 × 653,428.36
  4. Step 4: Simplify right side
    1,176,750.20x = 1,061,078,790,383.04
  5. Step 5: Solve for x
    x = 1,061,078,790,383.04/1,176,750.20
  6. Step 6: Final answer
    x = 901,702.66

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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.