Home / 1,017,423.78-1,524,974.72-409,823.01

Finding the Fourth Proportional to 1,017,423.78, 1,524,974.72 and 409,823.01

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Solution

The fourth proportional to 1,017,423.78, 1,524,974.72 and 409,823.01 is: 614,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,423.78 : 1,524,974.72 = 409,823.01 : x
  2. Step 2: Convert to fraction form
    1,017,423.78/1,524,974.72 = 409,823.01/x
  3. Step 3: Cross multiply
    1,017,423.78x = 1,524,974.72 × 409,823.01
  4. Step 4: Simplify right side
    1,017,423.78x = 624,969,727,875.19
  5. Step 5: Solve for x
    x = 624,969,727,875.19/1,017,423.78
  6. Step 6: Final answer
    x = 614,266.88

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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.