Home / 4,911,685.72-7,368,525.08-1,545,109.72

Finding the Fourth Proportional to 4,911,685.72, 7,368,525.08 and 1,545,109.72

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Solution

The fourth proportional to 4,911,685.72, 7,368,525.08 and 1,545,109.72 is: 2,317,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,685.72 : 7,368,525.08 = 1,545,109.72 : x
  2. Step 2: Convert to fraction form
    4,911,685.72/7,368,525.08 = 1,545,109.72/x
  3. Step 3: Cross multiply
    4,911,685.72x = 7,368,525.08 × 1,545,109.72
  4. Step 4: Simplify right side
    4,911,685.72x = 11,385,179,723,171.78
  5. Step 5: Solve for x
    x = 11,385,179,723,171.78/4,911,685.72
  6. Step 6: Final answer
    x = 2,317,978.06

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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.