Home / 1,180,579.27-1,629,191.87-671,281.69

Finding the Fourth Proportional to 1,180,579.27, 1,629,191.87 and 671,281.69

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Solution

The fourth proportional to 1,180,579.27, 1,629,191.87 and 671,281.69 is: 926,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,579.27 : 1,629,191.87 = 671,281.69 : x
  2. Step 2: Convert to fraction form
    1,180,579.27/1,629,191.87 = 671,281.69/x
  3. Step 3: Cross multiply
    1,180,579.27x = 1,629,191.87 × 671,281.69
  4. Step 4: Simplify right side
    1,180,579.27x = 1,093,646,664,398.47
  5. Step 5: Solve for x
    x = 1,093,646,664,398.47/1,180,579.27
  6. Step 6: Final answer
    x = 926,364.45

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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.