Home / 1,510,509.42-2,265,099.38-800,373.78

Finding the Fourth Proportional to 1,510,509.42, 2,265,099.38 and 800,373.78

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Solution

The fourth proportional to 1,510,509.42, 2,265,099.38 and 800,373.78 is: 1,200,208.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,509.42 : 2,265,099.38 = 800,373.78 : x
  2. Step 2: Convert to fraction form
    1,510,509.42/2,265,099.38 = 800,373.78/x
  3. Step 3: Cross multiply
    1,510,509.42x = 2,265,099.38 × 800,373.78
  4. Step 4: Simplify right side
    1,510,509.42x = 1,812,926,152,846.26
  5. Step 5: Solve for x
    x = 1,812,926,152,846.26/1,510,509.42
  6. Step 6: Final answer
    x = 1,200,208.44

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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.