Home / 1,545,222.69-2,132,400.60-866,159.19

Finding the Fourth Proportional to 1,545,222.69, 2,132,400.60 and 866,159.19

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Solution

The fourth proportional to 1,545,222.69, 2,132,400.60 and 866,159.19 is: 1,195,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,222.69 : 2,132,400.60 = 866,159.19 : x
  2. Step 2: Convert to fraction form
    1,545,222.69/2,132,400.60 = 866,159.19/x
  3. Step 3: Cross multiply
    1,545,222.69x = 2,132,400.60 × 866,159.19
  4. Step 4: Simplify right side
    1,545,222.69x = 1,846,998,376,451.51
  5. Step 5: Solve for x
    x = 1,846,998,376,451.51/1,545,222.69
  6. Step 6: Final answer
    x = 1,195,295.92

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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.