Home / 2,071,569.40-3,108,131.70-810,302.20

Finding the Fourth Proportional to 2,071,569.40, 3,108,131.70 and 810,302.20

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Solution

The fourth proportional to 2,071,569.40, 3,108,131.70 and 810,302.20 is: 1,215,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,569.40 : 3,108,131.70 = 810,302.20 : x
  2. Step 2: Convert to fraction form
    2,071,569.40/3,108,131.70 = 810,302.20/x
  3. Step 3: Cross multiply
    2,071,569.40x = 3,108,131.70 × 810,302.20
  4. Step 4: Simplify right side
    2,071,569.40x = 2,518,525,954,399.74
  5. Step 5: Solve for x
    x = 2,518,525,954,399.74/2,071,569.40
  6. Step 6: Final answer
    x = 1,215,757.46

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1.5x scale

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.