Home / 1,758,550.38-2,636,447.52-694,389

Finding the Fourth Proportional to 1,758,550.38, 2,636,447.52 and 694,389

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Solution

The fourth proportional to 1,758,550.38, 2,636,447.52 and 694,389 is: 1,041,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,550.38 : 2,636,447.52 = 694,389 : x
  2. Step 2: Convert to fraction form
    1,758,550.38/2,636,447.52 = 694,389/x
  3. Step 3: Cross multiply
    1,758,550.38x = 2,636,447.52 × 694,389
  4. Step 4: Simplify right side
    1,758,550.38x = 1,830,720,156,965.28
  5. Step 5: Solve for x
    x = 1,830,720,156,965.28/1,758,550.38
  6. Step 6: Final answer
    x = 1,041,039.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.