Home / 1,269,041.40-1,904,305.32-510,764.76

Finding the Fourth Proportional to 1,269,041.40, 1,904,305.32 and 510,764.76

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Solution

The fourth proportional to 1,269,041.40, 1,904,305.32 and 510,764.76 is: 766,446.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,041.40 : 1,904,305.32 = 510,764.76 : x
  2. Step 2: Convert to fraction form
    1,269,041.40/1,904,305.32 = 510,764.76/x
  3. Step 3: Cross multiply
    1,269,041.40x = 1,904,305.32 × 510,764.76
  4. Step 4: Simplify right side
    1,269,041.40x = 972,652,049,736.52
  5. Step 5: Solve for x
    x = 972,652,049,736.52/1,269,041.40
  6. Step 6: Final answer
    x = 766,446.27

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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.