Home / 1,727,123.11-2,585,666.86-1,005,261.38

Finding the Fourth Proportional to 1,727,123.11, 2,585,666.86 and 1,005,261.38

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Solution

The fourth proportional to 1,727,123.11, 2,585,666.86 and 1,005,261.38 is: 1,504,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,123.11 : 2,585,666.86 = 1,005,261.38 : x
  2. Step 2: Convert to fraction form
    1,727,123.11/2,585,666.86 = 1,005,261.38/x
  3. Step 3: Cross multiply
    1,727,123.11x = 2,585,666.86 × 1,005,261.38
  4. Step 4: Simplify right side
    1,727,123.11x = 2,599,271,050,357.60
  5. Step 5: Solve for x
    x = 2,599,271,050,357.60/1,727,123.11
  6. Step 6: Final answer
    x = 1,504,971.50

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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.