Home / 2,700,421.13-4,052,625.51-1,280,482.22

Finding the Fourth Proportional to 2,700,421.13, 4,052,625.51 and 1,280,482.22

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Solution

The fourth proportional to 2,700,421.13, 4,052,625.51 and 1,280,482.22 is: 1,921,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,421.13 : 4,052,625.51 = 1,280,482.22 : x
  2. Step 2: Convert to fraction form
    2,700,421.13/4,052,625.51 = 1,280,482.22/x
  3. Step 3: Cross multiply
    2,700,421.13x = 4,052,625.51 × 1,280,482.22
  4. Step 4: Simplify right side
    2,700,421.13x = 5,189,314,889,610.31
  5. Step 5: Solve for x
    x = 5,189,314,889,610.31/2,700,421.13
  6. Step 6: Final answer
    x = 1,921,668.75

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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.