Home / 3,720,903.80-5,581,355.70-2,881,095.80

Finding the Fourth Proportional to 3,720,903.80, 5,581,355.70 and 2,881,095.80

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Solution

The fourth proportional to 3,720,903.80, 5,581,355.70 and 2,881,095.80 is: 4,321,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,903.80 : 5,581,355.70 = 2,881,095.80 : x
  2. Step 2: Convert to fraction form
    3,720,903.80/5,581,355.70 = 2,881,095.80/x
  3. Step 3: Cross multiply
    3,720,903.80x = 5,581,355.70 × 2,881,095.80
  4. Step 4: Simplify right side
    3,720,903.80x = 16,080,420,465,576.06
  5. Step 5: Solve for x
    x = 16,080,420,465,576.06/3,720,903.80
  6. Step 6: Final answer
    x = 4,321,643.70

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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.