Home / 1,665,471.18-2,298,352.95-901,527.78

Finding the Fourth Proportional to 1,665,471.18, 2,298,352.95 and 901,527.78

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Solution

The fourth proportional to 1,665,471.18, 2,298,352.95 and 901,527.78 is: 1,244,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,471.18 : 2,298,352.95 = 901,527.78 : x
  2. Step 2: Convert to fraction form
    1,665,471.18/2,298,352.95 = 901,527.78/x
  3. Step 3: Cross multiply
    1,665,471.18x = 2,298,352.95 × 901,527.78
  4. Step 4: Simplify right side
    1,665,471.18x = 2,072,029,032,669.95
  5. Step 5: Solve for x
    x = 2,072,029,032,669.95/1,665,471.18
  6. Step 6: Final answer
    x = 1,244,109.81

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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.