Home / 1,162,195.84-1,742,295.20-403,938.80

Finding the Fourth Proportional to 1,162,195.84, 1,742,295.20 and 403,938.80

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Solution

The fourth proportional to 1,162,195.84, 1,742,295.20 and 403,938.80 is: 605,561.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,195.84 : 1,742,295.20 = 403,938.80 : x
  2. Step 2: Convert to fraction form
    1,162,195.84/1,742,295.20 = 403,938.80/x
  3. Step 3: Cross multiply
    1,162,195.84x = 1,742,295.20 × 403,938.80
  4. Step 4: Simplify right side
    1,162,195.84x = 703,780,632,333.76
  5. Step 5: Solve for x
    x = 703,780,632,333.76/1,162,195.84
  6. Step 6: Final answer
    x = 605,561.14

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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.