Home / 2,137,713.54-2,949,939.45-1,170,848.13

Finding the Fourth Proportional to 2,137,713.54, 2,949,939.45 and 1,170,848.13

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Solution

The fourth proportional to 2,137,713.54, 2,949,939.45 and 1,170,848.13 is: 1,615,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,713.54 : 2,949,939.45 = 1,170,848.13 : x
  2. Step 2: Convert to fraction form
    2,137,713.54/2,949,939.45 = 1,170,848.13/x
  3. Step 3: Cross multiply
    2,137,713.54x = 2,949,939.45 × 1,170,848.13
  4. Step 4: Simplify right side
    2,137,713.54x = 3,453,931,088,645.73
  5. Step 5: Solve for x
    x = 3,453,931,088,645.73/2,137,713.54
  6. Step 6: Final answer
    x = 1,615,712.78

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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.