Home / 1,371,127.72-2,056,883.10-572,226.34

Finding the Fourth Proportional to 1,371,127.72, 2,056,883.10 and 572,226.34

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Solution

The fourth proportional to 1,371,127.72, 2,056,883.10 and 572,226.34 is: 858,419.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,127.72 : 2,056,883.10 = 572,226.34 : x
  2. Step 2: Convert to fraction form
    1,371,127.72/2,056,883.10 = 572,226.34/x
  3. Step 3: Cross multiply
    1,371,127.72x = 2,056,883.10 × 572,226.34
  4. Step 4: Simplify right side
    1,371,127.72x = 1,177,002,688,120.85
  5. Step 5: Solve for x
    x = 1,177,002,688,120.85/1,371,127.72
  6. Step 6: Final answer
    x = 858,419.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.