Home / 1,175,013.98-1,621,777.33-716,033.71

Finding the Fourth Proportional to 1,175,013.98, 1,621,777.33 and 716,033.71

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Solution

The fourth proportional to 1,175,013.98, 1,621,777.33 and 716,033.71 is: 988,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,013.98 : 1,621,777.33 = 716,033.71 : x
  2. Step 2: Convert to fraction form
    1,175,013.98/1,621,777.33 = 716,033.71/x
  3. Step 3: Cross multiply
    1,175,013.98x = 1,621,777.33 × 716,033.71
  4. Step 4: Simplify right side
    1,175,013.98x = 1,161,247,234,630.11
  5. Step 5: Solve for x
    x = 1,161,247,234,630.11/1,175,013.98
  6. Step 6: Final answer
    x = 988,283.76

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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.