Home / 1,223,545.50-1,833,431.96-655,002.05

Finding the Fourth Proportional to 1,223,545.50, 1,833,431.96 and 655,002.05

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Solution

The fourth proportional to 1,223,545.50, 1,833,431.96 and 655,002.05 is: 981,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,545.50 : 1,833,431.96 = 655,002.05 : x
  2. Step 2: Convert to fraction form
    1,223,545.50/1,833,431.96 = 655,002.05/x
  3. Step 3: Cross multiply
    1,223,545.50x = 1,833,431.96 × 655,002.05
  4. Step 4: Simplify right side
    1,223,545.50x = 1,200,901,679,893.35
  5. Step 5: Solve for x
    x = 1,200,901,679,893.35/1,223,545.50
  6. Step 6: Final answer
    x = 981,493.27

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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.