Home / 1,563,776.60-2,158,269.92-1,073,343.22

Finding the Fourth Proportional to 1,563,776.60, 2,158,269.92 and 1,073,343.22

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Solution

The fourth proportional to 1,563,776.60, 2,158,269.92 and 1,073,343.22 is: 1,481,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,776.60 : 2,158,269.92 = 1,073,343.22 : x
  2. Step 2: Convert to fraction form
    1,563,776.60/2,158,269.92 = 1,073,343.22/x
  3. Step 3: Cross multiply
    1,563,776.60x = 2,158,269.92 × 1,073,343.22
  4. Step 4: Simplify right side
    1,563,776.60x = 2,316,564,380,195.23
  5. Step 5: Solve for x
    x = 2,316,564,380,195.23/1,563,776.60
  6. Step 6: Final answer
    x = 1,481,390.87

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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.