Home / 1,140,669.32-1,574,016-681,692.60

Finding the Fourth Proportional to 1,140,669.32, 1,574,016 and 681,692.60

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Solution

The fourth proportional to 1,140,669.32, 1,574,016 and 681,692.60 is: 940,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,669.32 : 1,574,016 = 681,692.60 : x
  2. Step 2: Convert to fraction form
    1,140,669.32/1,574,016 = 681,692.60/x
  3. Step 3: Cross multiply
    1,140,669.32x = 1,574,016 × 681,692.60
  4. Step 4: Simplify right side
    1,140,669.32x = 1,072,995,059,481.60
  5. Step 5: Solve for x
    x = 1,072,995,059,481.60/1,140,669.32
  6. Step 6: Final answer
    x = 940,671.45

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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.