Home / 3,118,113-4,302,996.21-1,760,073.48

Finding the Fourth Proportional to 3,118,113, 4,302,996.21 and 1,760,073.48

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Solution

The fourth proportional to 3,118,113, 4,302,996.21 and 1,760,073.48 is: 2,428,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,113 : 4,302,996.21 = 1,760,073.48 : x
  2. Step 2: Convert to fraction form
    3,118,113/4,302,996.21 = 1,760,073.48/x
  3. Step 3: Cross multiply
    3,118,113x = 4,302,996.21 × 1,760,073.48
  4. Step 4: Simplify right side
    3,118,113x = 7,573,589,513,761.51
  5. Step 5: Solve for x
    x = 7,573,589,513,761.51/3,118,113
  6. Step 6: Final answer
    x = 2,428,901.55

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1.5x scale

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.