Home / 2,078,784-2,868,723.36-1,124,928

Finding the Fourth Proportional to 2,078,784, 2,868,723.36 and 1,124,928

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Solution

The fourth proportional to 2,078,784, 2,868,723.36 and 1,124,928 is: 1,552,401.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,784 : 2,868,723.36 = 1,124,928 : x
  2. Step 2: Convert to fraction form
    2,078,784/2,868,723.36 = 1,124,928/x
  3. Step 3: Cross multiply
    2,078,784x = 2,868,723.36 × 1,124,928
  4. Step 4: Simplify right side
    2,078,784x = 3,227,107,231,918.08
  5. Step 5: Solve for x
    x = 3,227,107,231,918.08/2,078,784
  6. Step 6: Final answer
    x = 1,552,401.42

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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.