Home / 2,830,555.59-3,906,064.11-1,729,828.53

Finding the Fourth Proportional to 2,830,555.59, 3,906,064.11 and 1,729,828.53

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Solution

The fourth proportional to 2,830,555.59, 3,906,064.11 and 1,729,828.53 is: 2,387,100.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,555.59 : 3,906,064.11 = 1,729,828.53 : x
  2. Step 2: Convert to fraction form
    2,830,555.59/3,906,064.11 = 1,729,828.53/x
  3. Step 3: Cross multiply
    2,830,555.59x = 3,906,064.11 × 1,729,828.53
  4. Step 4: Simplify right side
    2,830,555.59x = 6,756,821,137,487.06
  5. Step 5: Solve for x
    x = 6,756,821,137,487.06/2,830,555.59
  6. Step 6: Final answer
    x = 2,387,100.67

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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.