Home / 1,005,498-1,387,442.94-591,788.88

Finding the Fourth Proportional to 1,005,498, 1,387,442.94 and 591,788.88

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Solution

The fourth proportional to 1,005,498, 1,387,442.94 and 591,788.88 is: 816,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,498 : 1,387,442.94 = 591,788.88 : x
  2. Step 2: Convert to fraction form
    1,005,498/1,387,442.94 = 591,788.88/x
  3. Step 3: Cross multiply
    1,005,498x = 1,387,442.94 × 591,788.88
  4. Step 4: Simplify right side
    1,005,498x = 821,073,303,526.51
  5. Step 5: Solve for x
    x = 821,073,303,526.51/1,005,498
  6. Step 6: Final answer
    x = 816,583.73

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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.