Home / 2,897,096.67-3,998,195.47-1,915,329.96

Finding the Fourth Proportional to 2,897,096.67, 3,998,195.47 and 1,915,329.96

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Solution

The fourth proportional to 2,897,096.67, 3,998,195.47 and 1,915,329.96 is: 2,643,288.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,096.67 : 3,998,195.47 = 1,915,329.96 : x
  2. Step 2: Convert to fraction form
    2,897,096.67/3,998,195.47 = 1,915,329.96/x
  3. Step 3: Cross multiply
    2,897,096.67x = 3,998,195.47 × 1,915,329.96
  4. Step 4: Simplify right side
    2,897,096.67x = 7,657,863,569,627.28
  5. Step 5: Solve for x
    x = 7,657,863,569,627.28/2,897,096.67
  6. Step 6: Final answer
    x = 2,643,288.93

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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.