Home / 1,108,003.02-1,528,703.91-677,834.70

Finding the Fourth Proportional to 1,108,003.02, 1,528,703.91 and 677,834.70

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Solution

The fourth proportional to 1,108,003.02, 1,528,703.91 and 677,834.70 is: 935,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,003.02 : 1,528,703.91 = 677,834.70 : x
  2. Step 2: Convert to fraction form
    1,108,003.02/1,528,703.91 = 677,834.70/x
  3. Step 3: Cross multiply
    1,108,003.02x = 1,528,703.91 × 677,834.70
  4. Step 4: Simplify right side
    1,108,003.02x = 1,036,208,556,223.68
  5. Step 5: Solve for x
    x = 1,036,208,556,223.68/1,108,003.02
  6. Step 6: Final answer
    x = 935,203.73

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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.