Home / 2,538,119-3,807,282.18-644,909.24

Finding the Fourth Proportional to 2,538,119, 3,807,282.18 and 644,909.24

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Solution

The fourth proportional to 2,538,119, 3,807,282.18 and 644,909.24 is: 967,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,119 : 3,807,282.18 = 644,909.24 : x
  2. Step 2: Convert to fraction form
    2,538,119/3,807,282.18 = 644,909.24/x
  3. Step 3: Cross multiply
    2,538,119x = 3,807,282.18 × 644,909.24
  4. Step 4: Simplify right side
    2,538,119x = 2,455,351,457,169.34
  5. Step 5: Solve for x
    x = 2,455,351,457,169.34/2,538,119
  6. Step 6: Final answer
    x = 967,390.20

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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.