Home / 1,990,504.71-2,985,764.73-605,652.15

Finding the Fourth Proportional to 1,990,504.71, 2,985,764.73 and 605,652.15

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Solution

The fourth proportional to 1,990,504.71, 2,985,764.73 and 605,652.15 is: 908,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,504.71 : 2,985,764.73 = 605,652.15 : x
  2. Step 2: Convert to fraction form
    1,990,504.71/2,985,764.73 = 605,652.15/x
  3. Step 3: Cross multiply
    1,990,504.71x = 2,985,764.73 × 605,652.15
  4. Step 4: Simplify right side
    1,990,504.71x = 1,808,334,828,118.67
  5. Step 5: Solve for x
    x = 1,808,334,828,118.67/1,990,504.71
  6. Step 6: Final answer
    x = 908,480.56

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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.