Home / 2,897,670.69-3,998,585.49-1,608,409.58

Finding the Fourth Proportional to 2,897,670.69, 3,998,585.49 and 1,608,409.58

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Solution

The fourth proportional to 2,897,670.69, 3,998,585.49 and 1,608,409.58 is: 2,219,494.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,670.69 : 3,998,585.49 = 1,608,409.58 : x
  2. Step 2: Convert to fraction form
    2,897,670.69/3,998,585.49 = 1,608,409.58/x
  3. Step 3: Cross multiply
    2,897,670.69x = 3,998,585.49 × 1,608,409.58
  4. Step 4: Simplify right side
    2,897,670.69x = 6,431,363,188,572.07
  5. Step 5: Solve for x
    x = 6,431,363,188,572.07/2,897,670.69
  6. Step 6: Final answer
    x = 2,219,494.17

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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.