Home / 1,085,693.58-1,498,032.78-626,800.20

Finding the Fourth Proportional to 1,085,693.58, 1,498,032.78 and 626,800.20

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Solution

The fourth proportional to 1,085,693.58, 1,498,032.78 and 626,800.20 is: 864,854.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,693.58 : 1,498,032.78 = 626,800.20 : x
  2. Step 2: Convert to fraction form
    1,085,693.58/1,498,032.78 = 626,800.20/x
  3. Step 3: Cross multiply
    1,085,693.58x = 1,498,032.78 × 626,800.20
  4. Step 4: Simplify right side
    1,085,693.58x = 938,967,246,110.56
  5. Step 5: Solve for x
    x = 938,967,246,110.56/1,085,693.58
  6. Step 6: Final answer
    x = 864,854.75

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1.5x scale

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.