Home / 2,749,141.12-4,123,577.55-1,020,347.35

Finding the Fourth Proportional to 2,749,141.12, 4,123,577.55 and 1,020,347.35

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Solution

The fourth proportional to 2,749,141.12, 4,123,577.55 and 1,020,347.35 is: 1,530,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,141.12 : 4,123,577.55 = 1,020,347.35 : x
  2. Step 2: Convert to fraction form
    2,749,141.12/4,123,577.55 = 1,020,347.35/x
  3. Step 3: Cross multiply
    2,749,141.12x = 4,123,577.55 × 1,020,347.35
  4. Step 4: Simplify right side
    2,749,141.12x = 4,207,481,425,661.99
  5. Step 5: Solve for x
    x = 4,207,481,425,661.99/2,749,141.12
  6. Step 6: Final answer
    x = 1,530,471.24

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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.