Home / 1,544,705.60-2,317,231.20-479,739.20

Finding the Fourth Proportional to 1,544,705.60, 2,317,231.20 and 479,739.20

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Solution

The fourth proportional to 1,544,705.60, 2,317,231.20 and 479,739.20 is: 719,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,705.60 : 2,317,231.20 = 479,739.20 : x
  2. Step 2: Convert to fraction form
    1,544,705.60/2,317,231.20 = 479,739.20/x
  3. Step 3: Cross multiply
    1,544,705.60x = 2,317,231.20 × 479,739.20
  4. Step 4: Simplify right side
    1,544,705.60x = 1,111,666,642,103.04
  5. Step 5: Solve for x
    x = 1,111,666,642,103.04/1,544,705.60
  6. Step 6: Final answer
    x = 719,662.47

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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.