Home / 1,836,700.80-2,534,538.55-1,020,876.43

Finding the Fourth Proportional to 1,836,700.80, 2,534,538.55 and 1,020,876.43

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Solution

The fourth proportional to 1,836,700.80, 2,534,538.55 and 1,020,876.43 is: 1,408,749.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,700.80 : 2,534,538.55 = 1,020,876.43 : x
  2. Step 2: Convert to fraction form
    1,836,700.80/2,534,538.55 = 1,020,876.43/x
  3. Step 3: Cross multiply
    1,836,700.80x = 2,534,538.55 × 1,020,876.43
  4. Step 4: Simplify right side
    1,836,700.80x = 2,587,450,666,621.38
  5. Step 5: Solve for x
    x = 2,587,450,666,621.38/1,836,700.80
  6. Step 6: Final answer
    x = 1,408,749.14

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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.