Home / 1,491,033.58-2,057,712.81-1,122,851.56

Finding the Fourth Proportional to 1,491,033.58, 2,057,712.81 and 1,122,851.56

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Solution

The fourth proportional to 1,491,033.58, 2,057,712.81 and 1,122,851.56 is: 1,549,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,033.58 : 2,057,712.81 = 1,122,851.56 : x
  2. Step 2: Convert to fraction form
    1,491,033.58/2,057,712.81 = 1,122,851.56/x
  3. Step 3: Cross multiply
    1,491,033.58x = 2,057,712.81 × 1,122,851.56
  4. Step 4: Simplify right side
    1,491,033.58x = 2,310,506,038,740.48
  5. Step 5: Solve for x
    x = 2,310,506,038,740.48/1,491,033.58
  6. Step 6: Final answer
    x = 1,549,600.27

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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.