Home / 1,162,161.20-1,742,243.41-403,904.17

Finding the Fourth Proportional to 1,162,161.20, 1,742,243.41 and 403,904.17

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Solution

The fourth proportional to 1,162,161.20, 1,742,243.41 and 403,904.17 is: 605,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,161.20 : 1,742,243.41 = 403,904.17 : x
  2. Step 2: Convert to fraction form
    1,162,161.20/1,742,243.41 = 403,904.17/x
  3. Step 3: Cross multiply
    1,162,161.20x = 1,742,243.41 × 403,904.17
  4. Step 4: Simplify right side
    1,162,161.20x = 703,699,381,136.70
  5. Step 5: Solve for x
    x = 703,699,381,136.70/1,162,161.20
  6. Step 6: Final answer
    x = 605,509.27

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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.