Home / 1,488,935.68-2,232,314.80-477,481.93

Finding the Fourth Proportional to 1,488,935.68, 2,232,314.80 and 477,481.93

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Solution

The fourth proportional to 1,488,935.68, 2,232,314.80 and 477,481.93 is: 715,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,935.68 : 2,232,314.80 = 477,481.93 : x
  2. Step 2: Convert to fraction form
    1,488,935.68/2,232,314.80 = 477,481.93/x
  3. Step 3: Cross multiply
    1,488,935.68x = 2,232,314.80 × 477,481.93
  4. Step 4: Simplify right side
    1,488,935.68x = 1,065,889,979,071.56
  5. Step 5: Solve for x
    x = 1,065,889,979,071.56/1,488,935.68
  6. Step 6: Final answer
    x = 715,873.76

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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.