Home / 1,981,725.39-2,734,795.04-1,076,307.39

Finding the Fourth Proportional to 1,981,725.39, 2,734,795.04 and 1,076,307.39

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Solution

The fourth proportional to 1,981,725.39, 2,734,795.04 and 1,076,307.39 is: 1,485,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,725.39 : 2,734,795.04 = 1,076,307.39 : x
  2. Step 2: Convert to fraction form
    1,981,725.39/2,734,795.04 = 1,076,307.39/x
  3. Step 3: Cross multiply
    1,981,725.39x = 2,734,795.04 × 1,076,307.39
  4. Step 4: Simplify right side
    1,981,725.39x = 2,943,480,106,305.81
  5. Step 5: Solve for x
    x = 2,943,480,106,305.81/1,981,725.39
  6. Step 6: Final answer
    x = 1,485,311.80

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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.