Home / 1,874,294.32-2,811,416.28-454,362.64

Finding the Fourth Proportional to 1,874,294.32, 2,811,416.28 and 454,362.64

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Solution

The fourth proportional to 1,874,294.32, 2,811,416.28 and 454,362.64 is: 681,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,294.32 : 2,811,416.28 = 454,362.64 : x
  2. Step 2: Convert to fraction form
    1,874,294.32/2,811,416.28 = 454,362.64/x
  3. Step 3: Cross multiply
    1,874,294.32x = 2,811,416.28 × 454,362.64
  4. Step 4: Simplify right side
    1,874,294.32x = 1,277,402,523,119.78
  5. Step 5: Solve for x
    x = 1,277,402,523,119.78/1,874,294.32
  6. Step 6: Final answer
    x = 681,537.85

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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.