Home / 1,321,634-1,982,444.52-375,006.44

Finding the Fourth Proportional to 1,321,634, 1,982,444.52 and 375,006.44

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Solution

The fourth proportional to 1,321,634, 1,982,444.52 and 375,006.44 is: 562,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,634 : 1,982,444.52 = 375,006.44 : x
  2. Step 2: Convert to fraction form
    1,321,634/1,982,444.52 = 375,006.44/x
  3. Step 3: Cross multiply
    1,321,634x = 1,982,444.52 × 375,006.44
  4. Step 4: Simplify right side
    1,321,634x = 743,429,461,942.71
  5. Step 5: Solve for x
    x = 743,429,461,942.71/1,321,634
  6. Step 6: Final answer
    x = 562,507.82

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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.