Home / 1,622,819.40-2,238,736.66-1,050,044.10

Finding the Fourth Proportional to 1,622,819.40, 2,238,736.66 and 1,050,044.10

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Solution

The fourth proportional to 1,622,819.40, 2,238,736.66 and 1,050,044.10 is: 1,448,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,819.40 : 2,238,736.66 = 1,050,044.10 : x
  2. Step 2: Convert to fraction form
    1,622,819.40/2,238,736.66 = 1,050,044.10/x
  3. Step 3: Cross multiply
    1,622,819.40x = 2,238,736.66 × 1,050,044.10
  4. Step 4: Simplify right side
    1,622,819.40x = 2,350,772,221,286.71
  5. Step 5: Solve for x
    x = 2,350,772,221,286.71/1,622,819.40
  6. Step 6: Final answer
    x = 1,448,572.91

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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.