Home / 1,765,854.22-2,436,807.09-1,001,891.38

Finding the Fourth Proportional to 1,765,854.22, 2,436,807.09 and 1,001,891.38

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Solution

The fourth proportional to 1,765,854.22, 2,436,807.09 and 1,001,891.38 is: 1,382,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,854.22 : 2,436,807.09 = 1,001,891.38 : x
  2. Step 2: Convert to fraction form
    1,765,854.22/2,436,807.09 = 1,001,891.38/x
  3. Step 3: Cross multiply
    1,765,854.22x = 2,436,807.09 × 1,001,891.38
  4. Step 4: Simplify right side
    1,765,854.22x = 2,441,416,018,193.88
  5. Step 5: Solve for x
    x = 2,441,416,018,193.88/1,765,854.22
  6. Step 6: Final answer
    x = 1,382,569.40

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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.