Home / 1,114,849.50-1,538,520.39-605,551.74

Finding the Fourth Proportional to 1,114,849.50, 1,538,520.39 and 605,551.74

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Solution

The fourth proportional to 1,114,849.50, 1,538,520.39 and 605,551.74 is: 835,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,849.50 : 1,538,520.39 = 605,551.74 : x
  2. Step 2: Convert to fraction form
    1,114,849.50/1,538,520.39 = 605,551.74/x
  3. Step 3: Cross multiply
    1,114,849.50x = 1,538,520.39 × 605,551.74
  4. Step 4: Simplify right side
    1,114,849.50x = 931,653,699,189.98
  5. Step 5: Solve for x
    x = 931,653,699,189.98/1,114,849.50
  6. Step 6: Final answer
    x = 835,676.65

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1.5x scale

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.