Home / 2,632,145.60-3,950,061.60-1,687,812.80

Finding the Fourth Proportional to 2,632,145.60, 3,950,061.60 and 1,687,812.80

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Solution

The fourth proportional to 2,632,145.60, 3,950,061.60 and 1,687,812.80 is: 2,532,901.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,145.60 : 3,950,061.60 = 1,687,812.80 : x
  2. Step 2: Convert to fraction form
    2,632,145.60/3,950,061.60 = 1,687,812.80/x
  3. Step 3: Cross multiply
    2,632,145.60x = 3,950,061.60 × 1,687,812.80
  4. Step 4: Simplify right side
    2,632,145.60x = 6,666,964,529,268.48
  5. Step 5: Solve for x
    x = 6,666,964,529,268.48/2,632,145.60
  6. Step 6: Final answer
    x = 2,532,901.12

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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.