Home / 1,456,718.48-2,011,540.83-913,787.53

Finding the Fourth Proportional to 1,456,718.48, 2,011,540.83 and 913,787.53

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Solution

The fourth proportional to 1,456,718.48, 2,011,540.83 and 913,787.53 is: 1,261,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,718.48 : 2,011,540.83 = 913,787.53 : x
  2. Step 2: Convert to fraction form
    1,456,718.48/2,011,540.83 = 913,787.53/x
  3. Step 3: Cross multiply
    1,456,718.48x = 2,011,540.83 × 913,787.53
  4. Step 4: Simplify right side
    1,456,718.48x = 1,838,120,926,539.85
  5. Step 5: Solve for x
    x = 1,838,120,926,539.85/1,456,718.48
  6. Step 6: Final answer
    x = 1,261,823.03

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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.