Home / 2,884,178.56-4,326,368.32-990,906.24

Finding the Fourth Proportional to 2,884,178.56, 4,326,368.32 and 990,906.24

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Solution

The fourth proportional to 2,884,178.56, 4,326,368.32 and 990,906.24 is: 1,486,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,178.56 : 4,326,368.32 = 990,906.24 : x
  2. Step 2: Convert to fraction form
    2,884,178.56/4,326,368.32 = 990,906.24/x
  3. Step 3: Cross multiply
    2,884,178.56x = 4,326,368.32 × 990,906.24
  4. Step 4: Simplify right side
    2,884,178.56x = 4,287,025,364,826.32
  5. Step 5: Solve for x
    x = 4,287,025,364,826.32/2,884,178.56
  6. Step 6: Final answer
    x = 1,486,393.88

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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.