Home / 1,505,498.60-2,257,500.67-545,915.90

Finding the Fourth Proportional to 1,505,498.60, 2,257,500.67 and 545,915.90

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Solution

The fourth proportional to 1,505,498.60, 2,257,500.67 and 545,915.90 is: 818,602.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,498.60 : 2,257,500.67 = 545,915.90 : x
  2. Step 2: Convert to fraction form
    1,505,498.60/2,257,500.67 = 545,915.90/x
  3. Step 3: Cross multiply
    1,505,498.60x = 2,257,500.67 × 545,915.90
  4. Step 4: Simplify right side
    1,505,498.60x = 1,232,405,510,013.65
  5. Step 5: Solve for x
    x = 1,232,405,510,013.65/1,505,498.60
  6. Step 6: Final answer
    x = 818,602.89

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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.