Home / 1,545,225.19-2,132,404.05-866,161.69

Finding the Fourth Proportional to 1,545,225.19, 2,132,404.05 and 866,161.69

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Solution

The fourth proportional to 1,545,225.19, 2,132,404.05 and 866,161.69 is: 1,195,299.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,225.19 : 2,132,404.05 = 866,161.69 : x
  2. Step 2: Convert to fraction form
    1,545,225.19/2,132,404.05 = 866,161.69/x
  3. Step 3: Cross multiply
    1,545,225.19x = 2,132,404.05 × 866,161.69
  4. Step 4: Simplify right side
    1,545,225.19x = 1,847,006,695,710.84
  5. Step 5: Solve for x
    x = 1,847,006,695,710.84/1,545,225.19
  6. Step 6: Final answer
    x = 1,195,299.37

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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.