Home / 1,776,209.58-2,663,912.54-815,741.82

Finding the Fourth Proportional to 1,776,209.58, 2,663,912.54 and 815,741.82

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Solution

The fourth proportional to 1,776,209.58, 2,663,912.54 and 815,741.82 is: 1,223,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,209.58 : 2,663,912.54 = 815,741.82 : x
  2. Step 2: Convert to fraction form
    1,776,209.58/2,663,912.54 = 815,741.82/x
  3. Step 3: Cross multiply
    1,776,209.58x = 2,663,912.54 × 815,741.82
  4. Step 4: Simplify right side
    1,776,209.58x = 2,173,064,865,739.78
  5. Step 5: Solve for x
    x = 2,173,064,865,739.78/1,776,209.58
  6. Step 6: Final answer
    x = 1,223,428.19

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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.