Home / 1,001,821.37-1,382,518.28-542,936.82

Finding the Fourth Proportional to 1,001,821.37, 1,382,518.28 and 542,936.82

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Solution

The fourth proportional to 1,001,821.37, 1,382,518.28 and 542,936.82 is: 749,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,821.37 : 1,382,518.28 = 542,936.82 : x
  2. Step 2: Convert to fraction form
    1,001,821.37/1,382,518.28 = 542,936.82/x
  3. Step 3: Cross multiply
    1,001,821.37x = 1,382,518.28 × 542,936.82
  4. Step 4: Simplify right side
    1,001,821.37x = 750,620,082,022.84
  5. Step 5: Solve for x
    x = 750,620,082,022.84/1,001,821.37
  6. Step 6: Final answer
    x = 749,255.41

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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.