Home / 1,512,665.50-2,087,478.39-833,602

Finding the Fourth Proportional to 1,512,665.50, 2,087,478.39 and 833,602

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Solution

The fourth proportional to 1,512,665.50, 2,087,478.39 and 833,602 is: 1,150,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,665.50 : 2,087,478.39 = 833,602 : x
  2. Step 2: Convert to fraction form
    1,512,665.50/2,087,478.39 = 833,602/x
  3. Step 3: Cross multiply
    1,512,665.50x = 2,087,478.39 × 833,602
  4. Step 4: Simplify right side
    1,512,665.50x = 1,740,126,160,860.78
  5. Step 5: Solve for x
    x = 1,740,126,160,860.78/1,512,665.50
  6. Step 6: Final answer
    x = 1,150,370.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.