Home / 1,755,247.80-2,632,871.70-1,471,812.60

Finding the Fourth Proportional to 1,755,247.80, 2,632,871.70 and 1,471,812.60

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Solution

The fourth proportional to 1,755,247.80, 2,632,871.70 and 1,471,812.60 is: 2,207,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,247.80 : 2,632,871.70 = 1,471,812.60 : x
  2. Step 2: Convert to fraction form
    1,755,247.80/2,632,871.70 = 1,471,812.60/x
  3. Step 3: Cross multiply
    1,755,247.80x = 2,632,871.70 × 1,471,812.60
  4. Step 4: Simplify right side
    1,755,247.80x = 3,875,093,742,243.42
  5. Step 5: Solve for x
    x = 3,875,093,742,243.42/1,755,247.80
  6. Step 6: Final answer
    x = 2,207,718.90

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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.