Home / 2,279,577.33-3,145,508.64-1,299,642.77

Finding the Fourth Proportional to 2,279,577.33, 3,145,508.64 and 1,299,642.77

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Solution

The fourth proportional to 2,279,577.33, 3,145,508.64 and 1,299,642.77 is: 1,793,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,577.33 : 3,145,508.64 = 1,299,642.77 : x
  2. Step 2: Convert to fraction form
    2,279,577.33/3,145,508.64 = 1,299,642.77/x
  3. Step 3: Cross multiply
    2,279,577.33x = 3,145,508.64 × 1,299,642.77
  4. Step 4: Simplify right side
    2,279,577.33x = 4,088,037,569,812.31
  5. Step 5: Solve for x
    x = 4,088,037,569,812.31/2,279,577.33
  6. Step 6: Final answer
    x = 1,793,331.38

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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.