Home / 3,621,004.80-4,997,070-1,989,513.96

Finding the Fourth Proportional to 3,621,004.80, 4,997,070 and 1,989,513.96

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Solution

The fourth proportional to 3,621,004.80, 4,997,070 and 1,989,513.96 is: 2,745,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,004.80 : 4,997,070 = 1,989,513.96 : x
  2. Step 2: Convert to fraction form
    3,621,004.80/4,997,070 = 1,989,513.96/x
  3. Step 3: Cross multiply
    3,621,004.80x = 4,997,070 × 1,989,513.96
  4. Step 4: Simplify right side
    3,621,004.80x = 9,941,740,524,097.20
  5. Step 5: Solve for x
    x = 9,941,740,524,097.20/3,621,004.80
  6. Step 6: Final answer
    x = 2,745,575.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.