Home / 1,938,401.04-2,907,800.42-741,330.20

Finding the Fourth Proportional to 1,938,401.04, 2,907,800.42 and 741,330.20

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Solution

The fourth proportional to 1,938,401.04, 2,907,800.42 and 741,330.20 is: 1,112,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,401.04 : 2,907,800.42 = 741,330.20 : x
  2. Step 2: Convert to fraction form
    1,938,401.04/2,907,800.42 = 741,330.20/x
  3. Step 3: Cross multiply
    1,938,401.04x = 2,907,800.42 × 741,330.20
  4. Step 4: Simplify right side
    1,938,401.04x = 2,155,640,266,918.68
  5. Step 5: Solve for x
    x = 2,155,640,266,918.68/1,938,401.04
  6. Step 6: Final answer
    x = 1,112,071.35

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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.