Home / 1,560,785.81-2,341,179.63-438,854.81

Finding the Fourth Proportional to 1,560,785.81, 2,341,179.63 and 438,854.81

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Solution

The fourth proportional to 1,560,785.81, 2,341,179.63 and 438,854.81 is: 658,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,785.81 : 2,341,179.63 = 438,854.81 : x
  2. Step 2: Convert to fraction form
    1,560,785.81/2,341,179.63 = 438,854.81/x
  3. Step 3: Cross multiply
    1,560,785.81x = 2,341,179.63 × 438,854.81
  4. Step 4: Simplify right side
    1,560,785.81x = 1,027,437,947,552.47
  5. Step 5: Solve for x
    x = 1,027,437,947,552.47/1,560,785.81
  6. Step 6: Final answer
    x = 658,282.47

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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.