Home / 1,364,981.16-2,048,728.32-691,530.96

Finding the Fourth Proportional to 1,364,981.16, 2,048,728.32 and 691,530.96

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Solution

The fourth proportional to 1,364,981.16, 2,048,728.32 and 691,530.96 is: 1,037,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,981.16 : 2,048,728.32 = 691,530.96 : x
  2. Step 2: Convert to fraction form
    1,364,981.16/2,048,728.32 = 691,530.96/x
  3. Step 3: Cross multiply
    1,364,981.16x = 2,048,728.32 × 691,530.96
  4. Step 4: Simplify right side
    1,364,981.16x = 1,416,759,061,908.79
  5. Step 5: Solve for x
    x = 1,416,759,061,908.79/1,364,981.16
  6. Step 6: Final answer
    x = 1,037,933.05

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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.