Home / 3,158,851.01-4,359,215.21-1,782,486.41

Finding the Fourth Proportional to 3,158,851.01, 4,359,215.21 and 1,782,486.41

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Solution

The fourth proportional to 3,158,851.01, 4,359,215.21 and 1,782,486.41 is: 2,459,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,851.01 : 4,359,215.21 = 1,782,486.41 : x
  2. Step 2: Convert to fraction form
    3,158,851.01/4,359,215.21 = 1,782,486.41/x
  3. Step 3: Cross multiply
    3,158,851.01x = 4,359,215.21 × 1,782,486.41
  4. Step 4: Simplify right side
    3,158,851.01x = 7,770,241,839,381.79
  5. Step 5: Solve for x
    x = 7,770,241,839,381.79/3,158,851.01
  6. Step 6: Final answer
    x = 2,459,831.70

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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.