Home / 1,381,079.16-2,071,487.52-482,355

Finding the Fourth Proportional to 1,381,079.16, 2,071,487.52 and 482,355

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Solution

The fourth proportional to 1,381,079.16, 2,071,487.52 and 482,355 is: 723,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,079.16 : 2,071,487.52 = 482,355 : x
  2. Step 2: Convert to fraction form
    1,381,079.16/2,071,487.52 = 482,355/x
  3. Step 3: Cross multiply
    1,381,079.16x = 2,071,487.52 × 482,355
  4. Step 4: Simplify right side
    1,381,079.16x = 999,192,362,709.60
  5. Step 5: Solve for x
    x = 999,192,362,709.60/1,381,079.16
  6. Step 6: Final answer
    x = 723,486.67

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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.