Home / 2,547,900.60-3,515,997.40-1,386,351.64

Finding the Fourth Proportional to 2,547,900.60, 3,515,997.40 and 1,386,351.64

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Solution

The fourth proportional to 2,547,900.60, 3,515,997.40 and 1,386,351.64 is: 1,913,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,900.60 : 3,515,997.40 = 1,386,351.64 : x
  2. Step 2: Convert to fraction form
    2,547,900.60/3,515,997.40 = 1,386,351.64/x
  3. Step 3: Cross multiply
    2,547,900.60x = 3,515,997.40 × 1,386,351.64
  4. Step 4: Simplify right side
    2,547,900.60x = 4,874,408,761,725.74
  5. Step 5: Solve for x
    x = 4,874,408,761,725.74/2,547,900.60
  6. Step 6: Final answer
    x = 1,913,107.90

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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.