Home / 1,436,385.06-1,982,210.58-791,816

Finding the Fourth Proportional to 1,436,385.06, 1,982,210.58 and 791,816

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Solution

The fourth proportional to 1,436,385.06, 1,982,210.58 and 791,816 is: 1,092,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,385.06 : 1,982,210.58 = 791,816 : x
  2. Step 2: Convert to fraction form
    1,436,385.06/1,982,210.58 = 791,816/x
  3. Step 3: Cross multiply
    1,436,385.06x = 1,982,210.58 × 791,816
  4. Step 4: Simplify right side
    1,436,385.06x = 1,569,546,052,613.28
  5. Step 5: Solve for x
    x = 1,569,546,052,613.28/1,436,385.06
  6. Step 6: Final answer
    x = 1,092,705.64

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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.