Home / 1,537,601.76-2,121,894.18-858,562.56

Finding the Fourth Proportional to 1,537,601.76, 2,121,894.18 and 858,562.56

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Solution

The fourth proportional to 1,537,601.76, 2,121,894.18 and 858,562.56 is: 1,184,818.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,601.76 : 2,121,894.18 = 858,562.56 : x
  2. Step 2: Convert to fraction form
    1,537,601.76/2,121,894.18 = 858,562.56/x
  3. Step 3: Cross multiply
    1,537,601.76x = 2,121,894.18 × 858,562.56
  4. Step 4: Simplify right side
    1,537,601.76x = 1,821,778,899,229.90
  5. Step 5: Solve for x
    x = 1,821,778,899,229.90/1,537,601.76
  6. Step 6: Final answer
    x = 1,184,818.43

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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.