Home / 1,108,222.24-1,528,637.52-768,566.56

Finding the Fourth Proportional to 1,108,222.24, 1,528,637.52 and 768,566.56

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Solution

The fourth proportional to 1,108,222.24, 1,528,637.52 and 768,566.56 is: 1,060,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,222.24 : 1,528,637.52 = 768,566.56 : x
  2. Step 2: Convert to fraction form
    1,108,222.24/1,528,637.52 = 768,566.56/x
  3. Step 3: Cross multiply
    1,108,222.24x = 1,528,637.52 × 768,566.56
  4. Step 4: Simplify right side
    1,108,222.24x = 1,174,859,680,233.33
  5. Step 5: Solve for x
    x = 1,174,859,680,233.33/1,108,222.24
  6. Step 6: Final answer
    x = 1,060,130.03

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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.