Home / 3,771,988.25-5,205,199.12-2,140,298.30

Finding the Fourth Proportional to 3,771,988.25, 5,205,199.12 and 2,140,298.30

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Solution

The fourth proportional to 3,771,988.25, 5,205,199.12 and 2,140,298.30 is: 2,953,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771,988.25 : 5,205,199.12 = 2,140,298.30 : x
  2. Step 2: Convert to fraction form
    3,771,988.25/5,205,199.12 = 2,140,298.30/x
  3. Step 3: Cross multiply
    3,771,988.25x = 5,205,199.12 × 2,140,298.30
  4. Step 4: Simplify right side
    3,771,988.25x = 11,140,678,835,359.75
  5. Step 5: Solve for x
    x = 11,140,678,835,359.75/3,771,988.25
  6. Step 6: Final answer
    x = 2,953,529.57

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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.