Home / 2,319,266.40-3,478,899.60-1,479,458.40

Finding the Fourth Proportional to 2,319,266.40, 3,478,899.60 and 1,479,458.40

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Solution

The fourth proportional to 2,319,266.40, 3,478,899.60 and 1,479,458.40 is: 2,219,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,266.40 : 3,478,899.60 = 1,479,458.40 : x
  2. Step 2: Convert to fraction form
    2,319,266.40/3,478,899.60 = 1,479,458.40/x
  3. Step 3: Cross multiply
    2,319,266.40x = 3,478,899.60 × 1,479,458.40
  4. Step 4: Simplify right side
    2,319,266.40x = 5,146,887,235,976.64
  5. Step 5: Solve for x
    x = 5,146,887,235,976.64/2,319,266.40
  6. Step 6: Final answer
    x = 2,219,187.60

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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.