Home / 2,317,527.20-3,476,463.60-821,424.80

Finding the Fourth Proportional to 2,317,527.20, 3,476,463.60 and 821,424.80

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Solution

The fourth proportional to 2,317,527.20, 3,476,463.60 and 821,424.80 is: 1,232,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,527.20 : 3,476,463.60 = 821,424.80 : x
  2. Step 2: Convert to fraction form
    2,317,527.20/3,476,463.60 = 821,424.80/x
  3. Step 3: Cross multiply
    2,317,527.20x = 3,476,463.60 × 821,424.80
  4. Step 4: Simplify right side
    2,317,527.20x = 2,855,653,417,337.28
  5. Step 5: Solve for x
    x = 2,855,653,417,337.28/2,317,527.20
  6. Step 6: Final answer
    x = 1,232,198.45

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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.