Home / 1,251,236.47-1,877,002.32-937,686.28

Finding the Fourth Proportional to 1,251,236.47, 1,877,002.32 and 937,686.28

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Solution

The fourth proportional to 1,251,236.47, 1,877,002.32 and 937,686.28 is: 1,406,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,236.47 : 1,877,002.32 = 937,686.28 : x
  2. Step 2: Convert to fraction form
    1,251,236.47/1,877,002.32 = 937,686.28/x
  3. Step 3: Cross multiply
    1,251,236.47x = 1,877,002.32 × 937,686.28
  4. Step 4: Simplify right side
    1,251,236.47x = 1,760,039,313,607.16
  5. Step 5: Solve for x
    x = 1,760,039,313,607.16/1,251,236.47
  6. Step 6: Final answer
    x = 1,406,640.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.