Home / 1,133,423.70-1,700,135.55-985,801.20

Finding the Fourth Proportional to 1,133,423.70, 1,700,135.55 and 985,801.20

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Solution

The fourth proportional to 1,133,423.70, 1,700,135.55 and 985,801.20 is: 1,478,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,423.70 : 1,700,135.55 = 985,801.20 : x
  2. Step 2: Convert to fraction form
    1,133,423.70/1,700,135.55 = 985,801.20/x
  3. Step 3: Cross multiply
    1,133,423.70x = 1,700,135.55 × 985,801.20
  4. Step 4: Simplify right side
    1,133,423.70x = 1,675,995,665,352.66
  5. Step 5: Solve for x
    x = 1,675,995,665,352.66/1,133,423.70
  6. Step 6: Final answer
    x = 1,478,701.80

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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.