Home / 1,507,705.20-2,261,891.22-496,786.32

Finding the Fourth Proportional to 1,507,705.20, 2,261,891.22 and 496,786.32

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Solution

The fourth proportional to 1,507,705.20, 2,261,891.22 and 496,786.32 is: 745,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,705.20 : 2,261,891.22 = 496,786.32 : x
  2. Step 2: Convert to fraction form
    1,507,705.20/2,261,891.22 = 496,786.32/x
  3. Step 3: Cross multiply
    1,507,705.20x = 2,261,891.22 × 496,786.32
  4. Step 4: Simplify right side
    1,507,705.20x = 1,123,676,615,424.11
  5. Step 5: Solve for x
    x = 1,123,676,615,424.11/1,507,705.20
  6. Step 6: Final answer
    x = 745,289.34

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Double scale
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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.