Home / 1,436,385.56-1,982,211.27-791,816.50

Finding the Fourth Proportional to 1,436,385.56, 1,982,211.27 and 791,816.50

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Solution

The fourth proportional to 1,436,385.56, 1,982,211.27 and 791,816.50 is: 1,092,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,385.56 : 1,982,211.27 = 791,816.50 : x
  2. Step 2: Convert to fraction form
    1,436,385.56/1,982,211.27 = 791,816.50/x
  3. Step 3: Cross multiply
    1,436,385.56x = 1,982,211.27 × 791,816.50
  4. Step 4: Simplify right side
    1,436,385.56x = 1,569,547,590,071.96
  5. Step 5: Solve for x
    x = 1,569,547,590,071.96/1,436,385.56
  6. Step 6: Final answer
    x = 1,092,706.33

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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.