Home / 1,996,209.71-3,000,565.48-1,317,458.82

Finding the Fourth Proportional to 1,996,209.71, 3,000,565.48 and 1,317,458.82

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Solution

The fourth proportional to 1,996,209.71, 3,000,565.48 and 1,317,458.82 is: 1,980,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,209.71 : 3,000,565.48 = 1,317,458.82 : x
  2. Step 2: Convert to fraction form
    1,996,209.71/3,000,565.48 = 1,317,458.82/x
  3. Step 3: Cross multiply
    1,996,209.71x = 3,000,565.48 × 1,317,458.82
  4. Step 4: Simplify right side
    1,996,209.71x = 3,953,121,458,260.36
  5. Step 5: Solve for x
    x = 3,953,121,458,260.36/1,996,209.71
  6. Step 6: Final answer
    x = 1,980,313.72

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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.