Home / 1,345,779.30-2,019,770.55-1,335,281.70

Finding the Fourth Proportional to 1,345,779.30, 2,019,770.55 and 1,335,281.70

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Solution

The fourth proportional to 1,345,779.30, 2,019,770.55 and 1,335,281.70 is: 2,004,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,779.30 : 2,019,770.55 = 1,335,281.70 : x
  2. Step 2: Convert to fraction form
    1,345,779.30/2,019,770.55 = 1,335,281.70/x
  3. Step 3: Cross multiply
    1,345,779.30x = 2,019,770.55 × 1,335,281.70
  4. Step 4: Simplify right side
    1,345,779.30x = 2,696,962,653,613.94
  5. Step 5: Solve for x
    x = 2,696,962,653,613.94/1,345,779.30
  6. Step 6: Final answer
    x = 2,004,015.56

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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.