Home / 3,210,503.40-4,787,459.01-3,181,723.56

Finding the Fourth Proportional to 3,210,503.40, 4,787,459.01 and 3,181,723.56

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Solution

The fourth proportional to 3,210,503.40, 4,787,459.01 and 3,181,723.56 is: 4,744,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,503.40 : 4,787,459.01 = 3,181,723.56 : x
  2. Step 2: Convert to fraction form
    3,210,503.40/4,787,459.01 = 3,181,723.56/x
  3. Step 3: Cross multiply
    3,210,503.40x = 4,787,459.01 × 3,181,723.56
  4. Step 4: Simplify right side
    3,210,503.40x = 15,232,371,124,651.28
  5. Step 5: Solve for x
    x = 15,232,371,124,651.28/3,210,503.40
  6. Step 6: Final answer
    x = 4,744,542.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.