Home / 1,176,424.98-1,623,466.32-667,127.36

Finding the Fourth Proportional to 1,176,424.98, 1,623,466.32 and 667,127.36

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Solution

The fourth proportional to 1,176,424.98, 1,623,466.32 and 667,127.36 is: 920,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,424.98 : 1,623,466.32 = 667,127.36 : x
  2. Step 2: Convert to fraction form
    1,176,424.98/1,623,466.32 = 667,127.36/x
  3. Step 3: Cross multiply
    1,176,424.98x = 1,623,466.32 × 667,127.36
  4. Step 4: Simplify right side
    1,176,424.98x = 1,083,058,791,993.18
  5. Step 5: Solve for x
    x = 1,083,058,791,993.18/1,176,424.98
  6. Step 6: Final answer
    x = 920,635.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.