Home / 1,321,633-1,982,443.02-375,005.44

Finding the Fourth Proportional to 1,321,633, 1,982,443.02 and 375,005.44

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Solution

The fourth proportional to 1,321,633, 1,982,443.02 and 375,005.44 is: 562,506.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,633 : 1,982,443.02 = 375,005.44 : x
  2. Step 2: Convert to fraction form
    1,321,633/1,982,443.02 = 375,005.44/x
  3. Step 3: Cross multiply
    1,321,633x = 1,982,443.02 × 375,005.44
  4. Step 4: Simplify right side
    1,321,633x = 743,426,916,990.03
  5. Step 5: Solve for x
    x = 743,426,916,990.03/1,321,633
  6. Step 6: Final answer
    x = 562,506.32

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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.