Home / 1,297,551.35-1,790,229.60-753,582.29

Finding the Fourth Proportional to 1,297,551.35, 1,790,229.60 and 753,582.29

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Solution

The fourth proportional to 1,297,551.35, 1,790,229.60 and 753,582.29 is: 1,039,716.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,551.35 : 1,790,229.60 = 753,582.29 : x
  2. Step 2: Convert to fraction form
    1,297,551.35/1,790,229.60 = 753,582.29/x
  3. Step 3: Cross multiply
    1,297,551.35x = 1,790,229.60 × 753,582.29
  4. Step 4: Simplify right side
    1,297,551.35x = 1,349,085,312,642.64
  5. Step 5: Solve for x
    x = 1,349,085,312,642.64/1,297,551.35
  6. Step 6: Final answer
    x = 1,039,716.32

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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.