Home / 2,947,357.44-4,421,036.16-817,441.56

Finding the Fourth Proportional to 2,947,357.44, 4,421,036.16 and 817,441.56

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Solution

The fourth proportional to 2,947,357.44, 4,421,036.16 and 817,441.56 is: 1,226,162.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,357.44 : 4,421,036.16 = 817,441.56 : x
  2. Step 2: Convert to fraction form
    2,947,357.44/4,421,036.16 = 817,441.56/x
  3. Step 3: Cross multiply
    2,947,357.44x = 4,421,036.16 × 817,441.56
  4. Step 4: Simplify right side
    2,947,357.44x = 3,613,938,695,446.81
  5. Step 5: Solve for x
    x = 3,613,938,695,446.81/2,947,357.44
  6. Step 6: Final answer
    x = 1,226,162.34

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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.