Home / 2,674,115.73-4,010,779.02-780,348.69

Finding the Fourth Proportional to 2,674,115.73, 4,010,779.02 and 780,348.69

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Solution

The fourth proportional to 2,674,115.73, 4,010,779.02 and 780,348.69 is: 1,170,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674,115.73 : 4,010,779.02 = 780,348.69 : x
  2. Step 2: Convert to fraction form
    2,674,115.73/4,010,779.02 = 780,348.69/x
  3. Step 3: Cross multiply
    2,674,115.73x = 4,010,779.02 × 780,348.69
  4. Step 4: Simplify right side
    2,674,115.73x = 3,129,806,154,136.48
  5. Step 5: Solve for x
    x = 3,129,806,154,136.48/2,674,115.73
  6. Step 6: Final answer
    x = 1,170,407.89

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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.