Home / 1,160,191.76-1,601,032.13-636,902.28

Finding the Fourth Proportional to 1,160,191.76, 1,601,032.13 and 636,902.28

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Solution

The fourth proportional to 1,160,191.76, 1,601,032.13 and 636,902.28 is: 878,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,191.76 : 1,601,032.13 = 636,902.28 : x
  2. Step 2: Convert to fraction form
    1,160,191.76/1,601,032.13 = 636,902.28/x
  3. Step 3: Cross multiply
    1,160,191.76x = 1,601,032.13 × 636,902.28
  4. Step 4: Simplify right side
    1,160,191.76x = 1,019,701,010,902.68
  5. Step 5: Solve for x
    x = 1,019,701,010,902.68/1,160,191.76
  6. Step 6: Final answer
    x = 878,907.31

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Double scale
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1.5x scale

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.