Home / 1,117,042.60-1,541,525.54-607,748.68

Finding the Fourth Proportional to 1,117,042.60, 1,541,525.54 and 607,748.68

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Solution

The fourth proportional to 1,117,042.60, 1,541,525.54 and 607,748.68 is: 838,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,042.60 : 1,541,525.54 = 607,748.68 : x
  2. Step 2: Convert to fraction form
    1,117,042.60/1,541,525.54 = 607,748.68/x
  3. Step 3: Cross multiply
    1,117,042.60x = 1,541,525.54 × 607,748.68
  4. Step 4: Simplify right side
    1,117,042.60x = 936,860,112,121.29
  5. Step 5: Solve for x
    x = 936,860,112,121.29/1,117,042.60
  6. Step 6: Final answer
    x = 838,696.85

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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.