Home / 1,679,443.62-2,518,905.69-614,236.56

Finding the Fourth Proportional to 1,679,443.62, 2,518,905.69 and 614,236.56

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Solution

The fourth proportional to 1,679,443.62, 2,518,905.69 and 614,236.56 is: 921,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,443.62 : 2,518,905.69 = 614,236.56 : x
  2. Step 2: Convert to fraction form
    1,679,443.62/2,518,905.69 = 614,236.56/x
  3. Step 3: Cross multiply
    1,679,443.62x = 2,518,905.69 × 614,236.56
  4. Step 4: Simplify right side
    1,679,443.62x = 1,547,203,965,990.03
  5. Step 5: Solve for x
    x = 1,547,203,965,990.03/1,679,443.62
  6. Step 6: Final answer
    x = 921,259.84

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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.