Home / 1,692,220.06-2,538,338.73-570,298.78

Finding the Fourth Proportional to 1,692,220.06, 2,538,338.73 and 570,298.78

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Solution

The fourth proportional to 1,692,220.06, 2,538,338.73 and 570,298.78 is: 855,451.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,220.06 : 2,538,338.73 = 570,298.78 : x
  2. Step 2: Convert to fraction form
    1,692,220.06/2,538,338.73 = 570,298.78/x
  3. Step 3: Cross multiply
    1,692,220.06x = 2,538,338.73 × 570,298.78
  4. Step 4: Simplify right side
    1,692,220.06x = 1,447,611,480,945.75
  5. Step 5: Solve for x
    x = 1,447,611,480,945.75/1,692,220.06
  6. Step 6: Final answer
    x = 855,451.08

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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.