Home / 1,479,112.76-2,219,928.08-581,182.40

Finding the Fourth Proportional to 1,479,112.76, 2,219,928.08 and 581,182.40

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Solution

The fourth proportional to 1,479,112.76, 2,219,928.08 and 581,182.40 is: 872,268.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,112.76 : 2,219,928.08 = 581,182.40 : x
  2. Step 2: Convert to fraction form
    1,479,112.76/2,219,928.08 = 581,182.40/x
  3. Step 3: Cross multiply
    1,479,112.76x = 2,219,928.08 × 581,182.40
  4. Step 4: Simplify right side
    1,479,112.76x = 1,290,183,115,356.24
  5. Step 5: Solve for x
    x = 1,290,183,115,356.24/1,479,112.76
  6. Step 6: Final answer
    x = 872,268.26

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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.