Home / 1,227,718.18-1,694,164.01-676,409.81

Finding the Fourth Proportional to 1,227,718.18, 1,694,164.01 and 676,409.81

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Solution

The fourth proportional to 1,227,718.18, 1,694,164.01 and 676,409.81 is: 933,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,718.18 : 1,694,164.01 = 676,409.81 : x
  2. Step 2: Convert to fraction form
    1,227,718.18/1,694,164.01 = 676,409.81/x
  3. Step 3: Cross multiply
    1,227,718.18x = 1,694,164.01 × 676,409.81
  4. Step 4: Simplify right side
    1,227,718.18x = 1,145,949,144,260.07
  5. Step 5: Solve for x
    x = 1,145,949,144,260.07/1,227,718.18
  6. Step 6: Final answer
    x = 933,397.55

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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.