Home / 4,752,646.32-7,129,856.85-2,159,133.14

Finding the Fourth Proportional to 4,752,646.32, 7,129,856.85 and 2,159,133.14

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Solution

The fourth proportional to 4,752,646.32, 7,129,856.85 and 2,159,133.14 is: 3,239,102.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,646.32 : 7,129,856.85 = 2,159,133.14 : x
  2. Step 2: Convert to fraction form
    4,752,646.32/7,129,856.85 = 2,159,133.14/x
  3. Step 3: Cross multiply
    4,752,646.32x = 7,129,856.85 × 2,159,133.14
  4. Step 4: Simplify right side
    4,752,646.32x = 15,394,310,204,038.74
  5. Step 5: Solve for x
    x = 15,394,310,204,038.74/4,752,646.32
  6. Step 6: Final answer
    x = 3,239,102.84

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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.