Home / 1,106,916.15-1,527,556.68-647,930.46

Finding the Fourth Proportional to 1,106,916.15, 1,527,556.68 and 647,930.46

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Solution

The fourth proportional to 1,106,916.15, 1,527,556.68 and 647,930.46 is: 894,151.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,916.15 : 1,527,556.68 = 647,930.46 : x
  2. Step 2: Convert to fraction form
    1,106,916.15/1,527,556.68 = 647,930.46/x
  3. Step 3: Cross multiply
    1,106,916.15x = 1,527,556.68 × 647,930.46
  4. Step 4: Simplify right side
    1,106,916.15x = 989,750,502,348.47
  5. Step 5: Solve for x
    x = 989,750,502,348.47/1,106,916.15
  6. Step 6: Final answer
    x = 894,151.29

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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.