Home / 1,217,182.16-1,679,681.04-673,348.16

Finding the Fourth Proportional to 1,217,182.16, 1,679,681.04 and 673,348.16

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Solution

The fourth proportional to 1,217,182.16, 1,679,681.04 and 673,348.16 is: 929,203.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,182.16 : 1,679,681.04 = 673,348.16 : x
  2. Step 2: Convert to fraction form
    1,217,182.16/1,679,681.04 = 673,348.16/x
  3. Step 3: Cross multiply
    1,217,182.16x = 1,679,681.04 × 673,348.16
  4. Step 4: Simplify right side
    1,217,182.16x = 1,131,010,129,272.48
  5. Step 5: Solve for x
    x = 1,131,010,129,272.48/1,217,182.16
  6. Step 6: Final answer
    x = 929,203.67

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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.