Home / 1,888,792.52-2,606,457.60-1,029,334.32

Finding the Fourth Proportional to 1,888,792.52, 2,606,457.60 and 1,029,334.32

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Solution

The fourth proportional to 1,888,792.52, 2,606,457.60 and 1,029,334.32 is: 1,420,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,792.52 : 2,606,457.60 = 1,029,334.32 : x
  2. Step 2: Convert to fraction form
    1,888,792.52/2,606,457.60 = 1,029,334.32/x
  3. Step 3: Cross multiply
    1,888,792.52x = 2,606,457.60 × 1,029,334.32
  4. Step 4: Simplify right side
    1,888,792.52x = 2,682,916,261,304.83
  5. Step 5: Solve for x
    x = 2,682,916,261,304.83/1,888,792.52
  6. Step 6: Final answer
    x = 1,420,439.90

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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.