Home / 986,864.94-1,361,877.30-534,155.94

Finding the Fourth Proportional to 986,864.94, 1,361,877.30 and 534,155.94

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Solution

The fourth proportional to 986,864.94, 1,361,877.30 and 534,155.94 is: 737,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,864.94 : 1,361,877.30 = 534,155.94 : x
  2. Step 2: Convert to fraction form
    986,864.94/1,361,877.30 = 534,155.94/x
  3. Step 3: Cross multiply
    986,864.94x = 1,361,877.30 × 534,155.94
  4. Step 4: Simplify right side
    986,864.94x = 727,454,849,346.16
  5. Step 5: Solve for x
    x = 727,454,849,346.16/986,864.94
  6. Step 6: Final answer
    x = 737,137.19

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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.