Home / 3,888,033.84-5,365,490.04-2,169,154.62

Finding the Fourth Proportional to 3,888,033.84, 5,365,490.04 and 2,169,154.62

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Solution

The fourth proportional to 3,888,033.84, 5,365,490.04 and 2,169,154.62 is: 2,993,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,033.84 : 5,365,490.04 = 2,169,154.62 : x
  2. Step 2: Convert to fraction form
    3,888,033.84/5,365,490.04 = 2,169,154.62/x
  3. Step 3: Cross multiply
    3,888,033.84x = 5,365,490.04 × 2,169,154.62
  4. Step 4: Simplify right side
    3,888,033.84x = 11,638,577,508,829.99
  5. Step 5: Solve for x
    x = 11,638,577,508,829.99/3,888,033.84
  6. Step 6: Final answer
    x = 2,993,435.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.