Home / 2,706,781.86-4,060,359.63-787,708.98

Finding the Fourth Proportional to 2,706,781.86, 4,060,359.63 and 787,708.98

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Solution

The fourth proportional to 2,706,781.86, 4,060,359.63 and 787,708.98 is: 1,181,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,706,781.86 : 4,060,359.63 = 787,708.98 : x
  2. Step 2: Convert to fraction form
    2,706,781.86/4,060,359.63 = 787,708.98/x
  3. Step 3: Cross multiply
    2,706,781.86x = 4,060,359.63 × 787,708.98
  4. Step 4: Simplify right side
    2,706,781.86x = 3,198,381,742,580.48
  5. Step 5: Solve for x
    x = 3,198,381,742,580.48/2,706,781.86
  6. Step 6: Final answer
    x = 1,181,617.84

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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.