Home / 2,897,830.64-3,998,805.92-1,608,569.53

Finding the Fourth Proportional to 2,897,830.64, 3,998,805.92 and 1,608,569.53

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Solution

The fourth proportional to 2,897,830.64, 3,998,805.92 and 1,608,569.53 is: 2,219,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,830.64 : 3,998,805.92 = 1,608,569.53 : x
  2. Step 2: Convert to fraction form
    2,897,830.64/3,998,805.92 = 1,608,569.53/x
  3. Step 3: Cross multiply
    2,897,830.64x = 3,998,805.92 × 1,608,569.53
  4. Step 4: Simplify right side
    2,897,830.64x = 6,432,357,378,829.38
  5. Step 5: Solve for x
    x = 6,432,357,378,829.38/2,897,830.64
  6. Step 6: Final answer
    x = 2,219,714.74

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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.