Home / 1,938,400.04-2,907,798.92-741,329.20

Finding the Fourth Proportional to 1,938,400.04, 2,907,798.92 and 741,329.20

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Solution

The fourth proportional to 1,938,400.04, 2,907,798.92 and 741,329.20 is: 1,112,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,400.04 : 2,907,798.92 = 741,329.20 : x
  2. Step 2: Convert to fraction form
    1,938,400.04/2,907,798.92 = 741,329.20/x
  3. Step 3: Cross multiply
    1,938,400.04x = 2,907,798.92 × 741,329.20
  4. Step 4: Simplify right side
    1,938,400.04x = 2,155,636,247,124.46
  5. Step 5: Solve for x
    x = 2,155,636,247,124.46/1,938,400.04
  6. Step 6: Final answer
    x = 1,112,069.85

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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.