Home / 2,613,670.24-3,920,019.36-816,597.76

Finding the Fourth Proportional to 2,613,670.24, 3,920,019.36 and 816,597.76

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Solution

The fourth proportional to 2,613,670.24, 3,920,019.36 and 816,597.76 is: 1,224,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,670.24 : 3,920,019.36 = 816,597.76 : x
  2. Step 2: Convert to fraction form
    2,613,670.24/3,920,019.36 = 816,597.76/x
  3. Step 3: Cross multiply
    2,613,670.24x = 3,920,019.36 × 816,597.76
  4. Step 4: Simplify right side
    2,613,670.24x = 3,201,079,028,532.63
  5. Step 5: Solve for x
    x = 3,201,079,028,532.63/2,613,670.24
  6. Step 6: Final answer
    x = 1,224,744.80

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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.