Home / 926,423.70-1,389,635.55-883,121.10

Finding the Fourth Proportional to 926,423.70, 1,389,635.55 and 883,121.10

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Solution

The fourth proportional to 926,423.70, 1,389,635.55 and 883,121.10 is: 1,324,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,423.70 : 1,389,635.55 = 883,121.10 : x
  2. Step 2: Convert to fraction form
    926,423.70/1,389,635.55 = 883,121.10/x
  3. Step 3: Cross multiply
    926,423.70x = 1,389,635.55 × 883,121.10
  4. Step 4: Simplify right side
    926,423.70x = 1,227,216,475,515.11
  5. Step 5: Solve for x
    x = 1,227,216,475,515.11/926,423.70
  6. Step 6: Final answer
    x = 1,324,681.65

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Double scale
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Similar ratio
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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.