Home / 1,341,401.54-2,012,056.10-381,863.03

Finding the Fourth Proportional to 1,341,401.54, 2,012,056.10 and 381,863.03

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Solution

The fourth proportional to 1,341,401.54, 2,012,056.10 and 381,863.03 is: 572,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,401.54 : 2,012,056.10 = 381,863.03 : x
  2. Step 2: Convert to fraction form
    1,341,401.54/2,012,056.10 = 381,863.03/x
  3. Step 3: Cross multiply
    1,341,401.54x = 2,012,056.10 × 381,863.03
  4. Step 4: Simplify right side
    1,341,401.54x = 768,329,845,315.10
  5. Step 5: Solve for x
    x = 768,329,845,315.10/1,341,401.54
  6. Step 6: Final answer
    x = 572,781.40

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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.