Home / 1,625,481.98-2,438,231.07-666,461.42

Finding the Fourth Proportional to 1,625,481.98, 2,438,231.07 and 666,461.42

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Solution

The fourth proportional to 1,625,481.98, 2,438,231.07 and 666,461.42 is: 999,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,481.98 : 2,438,231.07 = 666,461.42 : x
  2. Step 2: Convert to fraction form
    1,625,481.98/2,438,231.07 = 666,461.42/x
  3. Step 3: Cross multiply
    1,625,481.98x = 2,438,231.07 × 666,461.42
  4. Step 4: Simplify right side
    1,625,481.98x = 1,624,986,929,009.16
  5. Step 5: Solve for x
    x = 1,624,986,929,009.16/1,625,481.98
  6. Step 6: Final answer
    x = 999,695.45

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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.