Home / 5,213,368.62-7,820,037.28-1,322,818.23

Finding the Fourth Proportional to 5,213,368.62, 7,820,037.28 and 1,322,818.23

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Solution

The fourth proportional to 5,213,368.62, 7,820,037.28 and 1,322,818.23 is: 1,984,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,368.62 : 7,820,037.28 = 1,322,818.23 : x
  2. Step 2: Convert to fraction form
    5,213,368.62/7,820,037.28 = 1,322,818.23/x
  3. Step 3: Cross multiply
    5,213,368.62x = 7,820,037.28 × 1,322,818.23
  4. Step 4: Simplify right side
    5,213,368.62x = 10,344,487,869,956.57
  5. Step 5: Solve for x
    x = 10,344,487,869,956.57/5,213,368.62
  6. Step 6: Final answer
    x = 1,984,223.37

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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.