Home / 2,768,790.66-4,153,168.56-1,490,000.51

Finding the Fourth Proportional to 2,768,790.66, 4,153,168.56 and 1,490,000.51

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Solution

The fourth proportional to 2,768,790.66, 4,153,168.56 and 1,490,000.51 is: 2,234,991.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,790.66 : 4,153,168.56 = 1,490,000.51 : x
  2. Step 2: Convert to fraction form
    2,768,790.66/4,153,168.56 = 1,490,000.51/x
  3. Step 3: Cross multiply
    2,768,790.66x = 4,153,168.56 × 1,490,000.51
  4. Step 4: Simplify right side
    2,768,790.66x = 6,188,223,251,750.12
  5. Step 5: Solve for x
    x = 6,188,223,251,750.12/2,768,790.66
  6. Step 6: Final answer
    x = 2,234,991.38

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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.