Home / 1,440,401.46-1,987,833.73-795,807.81

Finding the Fourth Proportional to 1,440,401.46, 1,987,833.73 and 795,807.81

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Solution

The fourth proportional to 1,440,401.46, 1,987,833.73 and 795,807.81 is: 1,098,258.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,401.46 : 1,987,833.73 = 795,807.81 : x
  2. Step 2: Convert to fraction form
    1,440,401.46/1,987,833.73 = 795,807.81/x
  3. Step 3: Cross multiply
    1,440,401.46x = 1,987,833.73 × 795,807.81
  4. Step 4: Simplify right side
    1,440,401.46x = 1,581,933,607,810.70
  5. Step 5: Solve for x
    x = 1,581,933,607,810.70/1,440,401.46
  6. Step 6: Final answer
    x = 1,098,258.82

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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.