Home / 1,255,089.64-1,732,035.06-682,131.16

Finding the Fourth Proportional to 1,255,089.64, 1,732,035.06 and 682,131.16

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Solution

The fourth proportional to 1,255,089.64, 1,732,035.06 and 682,131.16 is: 941,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,089.64 : 1,732,035.06 = 682,131.16 : x
  2. Step 2: Convert to fraction form
    1,255,089.64/1,732,035.06 = 682,131.16/x
  3. Step 3: Cross multiply
    1,255,089.64x = 1,732,035.06 × 682,131.16
  4. Step 4: Simplify right side
    1,255,089.64x = 1,181,475,084,638.47
  5. Step 5: Solve for x
    x = 1,181,475,084,638.47/1,255,089.64
  6. Step 6: Final answer
    x = 941,347.17

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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.