Home / 1,233,851.74-1,702,703.73-689,981.29

Finding the Fourth Proportional to 1,233,851.74, 1,702,703.73 and 689,981.29

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Solution

The fourth proportional to 1,233,851.74, 1,702,703.73 and 689,981.29 is: 952,167.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,851.74 : 1,702,703.73 = 689,981.29 : x
  2. Step 2: Convert to fraction form
    1,233,851.74/1,702,703.73 = 689,981.29/x
  3. Step 3: Cross multiply
    1,233,851.74x = 1,702,703.73 × 689,981.29
  4. Step 4: Simplify right side
    1,233,851.74x = 1,174,833,714,443.88
  5. Step 5: Solve for x
    x = 1,174,833,714,443.88/1,233,851.74
  6. Step 6: Final answer
    x = 952,167.65

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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.