Home / 1,560,785.06-2,341,178.51-438,854.06

Finding the Fourth Proportional to 1,560,785.06, 2,341,178.51 and 438,854.06

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Solution

The fourth proportional to 1,560,785.06, 2,341,178.51 and 438,854.06 is: 658,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,785.06 : 2,341,178.51 = 438,854.06 : x
  2. Step 2: Convert to fraction form
    1,560,785.06/2,341,178.51 = 438,854.06/x
  3. Step 3: Cross multiply
    1,560,785.06x = 2,341,178.51 × 438,854.06
  4. Step 4: Simplify right side
    1,560,785.06x = 1,027,435,697,956.93
  5. Step 5: Solve for x
    x = 1,027,435,697,956.93/1,560,785.06
  6. Step 6: Final answer
    x = 658,281.35

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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.