Home / 2,774,405.80-4,161,608.70-1,779,077.80

Finding the Fourth Proportional to 2,774,405.80, 4,161,608.70 and 1,779,077.80

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Solution

The fourth proportional to 2,774,405.80, 4,161,608.70 and 1,779,077.80 is: 2,668,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,405.80 : 4,161,608.70 = 1,779,077.80 : x
  2. Step 2: Convert to fraction form
    2,774,405.80/4,161,608.70 = 1,779,077.80/x
  3. Step 3: Cross multiply
    2,774,405.80x = 4,161,608.70 × 1,779,077.80
  4. Step 4: Simplify right side
    2,774,405.80x = 7,403,825,650,456.86
  5. Step 5: Solve for x
    x = 7,403,825,650,456.86/2,774,405.80
  6. Step 6: Final answer
    x = 2,668,616.70

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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.