Home / 4,705,129.32-7,054,848.12-2,110,959.12

Finding the Fourth Proportional to 4,705,129.32, 7,054,848.12 and 2,110,959.12

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Solution

The fourth proportional to 4,705,129.32, 7,054,848.12 and 2,110,959.12 is: 3,165,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705,129.32 : 7,054,848.12 = 2,110,959.12 : x
  2. Step 2: Convert to fraction form
    4,705,129.32/7,054,848.12 = 2,110,959.12/x
  3. Step 3: Cross multiply
    4,705,129.32x = 7,054,848.12 × 2,110,959.12
  4. Step 4: Simplify right side
    4,705,129.32x = 14,892,495,979,128.86
  5. Step 5: Solve for x
    x = 14,892,495,979,128.86/4,705,129.32
  6. Step 6: Final answer
    x = 3,165,161.88

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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.