Home / 1,676,157-2,312,693.28-987,856.26

Finding the Fourth Proportional to 1,676,157, 2,312,693.28 and 987,856.26

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Solution

The fourth proportional to 1,676,157, 2,312,693.28 and 987,856.26 is: 1,363,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,157 : 2,312,693.28 = 987,856.26 : x
  2. Step 2: Convert to fraction form
    1,676,157/2,312,693.28 = 987,856.26/x
  3. Step 3: Cross multiply
    1,676,157x = 2,312,693.28 × 987,856.26
  4. Step 4: Simplify right side
    1,676,157x = 2,284,608,534,107.93
  5. Step 5: Solve for x
    x = 2,284,608,534,107.93/1,676,157
  6. Step 6: Final answer
    x = 1,363,003.90

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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.