Home / 3,587,510.51-5,381,242.97-1,313,193.32

Finding the Fourth Proportional to 3,587,510.51, 5,381,242.97 and 1,313,193.32

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Solution

The fourth proportional to 3,587,510.51, 5,381,242.97 and 1,313,193.32 is: 1,969,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,510.51 : 5,381,242.97 = 1,313,193.32 : x
  2. Step 2: Convert to fraction form
    3,587,510.51/5,381,242.97 = 1,313,193.32/x
  3. Step 3: Cross multiply
    3,587,510.51x = 5,381,242.97 × 1,313,193.32
  4. Step 4: Simplify right side
    3,587,510.51x = 7,066,612,294,594.75
  5. Step 5: Solve for x
    x = 7,066,612,294,594.75/3,587,510.51
  6. Step 6: Final answer
    x = 1,969,781.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.