Home / 1,039,185.85-1,434,048.53-580,287.64

Finding the Fourth Proportional to 1,039,185.85, 1,434,048.53 and 580,287.64

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Solution

The fourth proportional to 1,039,185.85, 1,434,048.53 and 580,287.64 is: 800,781.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,185.85 : 1,434,048.53 = 580,287.64 : x
  2. Step 2: Convert to fraction form
    1,039,185.85/1,434,048.53 = 580,287.64/x
  3. Step 3: Cross multiply
    1,039,185.85x = 1,434,048.53 × 580,287.64
  4. Step 4: Simplify right side
    1,039,185.85x = 832,160,637,119.17
  5. Step 5: Solve for x
    x = 832,160,637,119.17/1,039,185.85
  6. Step 6: Final answer
    x = 800,781.34

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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.