Home / 2,918,758.16-4,374,339.73-1,187,610.57

Finding the Fourth Proportional to 2,918,758.16, 4,374,339.73 and 1,187,610.57

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Solution

The fourth proportional to 2,918,758.16, 4,374,339.73 and 1,187,610.57 is: 1,779,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,758.16 : 4,374,339.73 = 1,187,610.57 : x
  2. Step 2: Convert to fraction form
    2,918,758.16/4,374,339.73 = 1,187,610.57/x
  3. Step 3: Cross multiply
    2,918,758.16x = 4,374,339.73 × 1,187,610.57
  4. Step 4: Simplify right side
    2,918,758.16x = 5,195,012,097,149.92
  5. Step 5: Solve for x
    x = 5,195,012,097,149.92/2,918,758.16
  6. Step 6: Final answer
    x = 1,779,870.69

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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.