Home / 1,561,400.79-2,340,506.03-886,055.73

Finding the Fourth Proportional to 1,561,400.79, 2,340,506.03 and 886,055.73

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Solution

The fourth proportional to 1,561,400.79, 2,340,506.03 and 886,055.73 is: 1,328,178.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,400.79 : 2,340,506.03 = 886,055.73 : x
  2. Step 2: Convert to fraction form
    1,561,400.79/2,340,506.03 = 886,055.73/x
  3. Step 3: Cross multiply
    1,561,400.79x = 2,340,506.03 × 886,055.73
  4. Step 4: Simplify right side
    1,561,400.79x = 2,073,818,774,550.77
  5. Step 5: Solve for x
    x = 2,073,818,774,550.77/1,561,400.79
  6. Step 6: Final answer
    x = 1,328,178.38

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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.