Home / 1,414,522.40-2,120,401.20-1,265,223.20

Finding the Fourth Proportional to 1,414,522.40, 2,120,401.20 and 1,265,223.20

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Solution

The fourth proportional to 1,414,522.40, 2,120,401.20 and 1,265,223.20 is: 1,896,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,522.40 : 2,120,401.20 = 1,265,223.20 : x
  2. Step 2: Convert to fraction form
    1,414,522.40/2,120,401.20 = 1,265,223.20/x
  3. Step 3: Cross multiply
    1,414,522.40x = 2,120,401.20 × 1,265,223.20
  4. Step 4: Simplify right side
    1,414,522.40x = 2,682,780,791,547.84
  5. Step 5: Solve for x
    x = 2,682,780,791,547.84/1,414,522.40
  6. Step 6: Final answer
    x = 1,896,598.31

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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.