Home / 1,459,257.78-2,179,306.27-1,243,728.93

Finding the Fourth Proportional to 1,459,257.78, 2,179,306.27 and 1,243,728.93

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Solution

The fourth proportional to 1,459,257.78, 2,179,306.27 and 1,243,728.93 is: 1,857,428.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,257.78 : 2,179,306.27 = 1,243,728.93 : x
  2. Step 2: Convert to fraction form
    1,459,257.78/2,179,306.27 = 1,243,728.93/x
  3. Step 3: Cross multiply
    1,459,257.78x = 2,179,306.27 × 1,243,728.93
  4. Step 4: Simplify right side
    1,459,257.78x = 2,710,466,255,329.39
  5. Step 5: Solve for x
    x = 2,710,466,255,329.39/1,459,257.78
  6. Step 6: Final answer
    x = 1,857,428.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.