Home / 2,397,529.65-3,308,655.84-1,431,220.77

Finding the Fourth Proportional to 2,397,529.65, 3,308,655.84 and 1,431,220.77

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Solution

The fourth proportional to 2,397,529.65, 3,308,655.84 and 1,431,220.77 is: 1,975,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,529.65 : 3,308,655.84 = 1,431,220.77 : x
  2. Step 2: Convert to fraction form
    2,397,529.65/3,308,655.84 = 1,431,220.77/x
  3. Step 3: Cross multiply
    2,397,529.65x = 3,308,655.84 × 1,431,220.77
  4. Step 4: Simplify right side
    2,397,529.65x = 4,735,416,958,989.80
  5. Step 5: Solve for x
    x = 4,735,416,958,989.80/2,397,529.65
  6. Step 6: Final answer
    x = 1,975,123.42

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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.