Home / 1,341,361.90-2,012,055.01-381,817.13

Finding the Fourth Proportional to 1,341,361.90, 2,012,055.01 and 381,817.13

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Solution

The fourth proportional to 1,341,361.90, 2,012,055.01 and 381,817.13 is: 572,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,361.90 : 2,012,055.01 = 381,817.13 : x
  2. Step 2: Convert to fraction form
    1,341,361.90/2,012,055.01 = 381,817.13/x
  3. Step 3: Cross multiply
    1,341,361.90x = 2,012,055.01 × 381,817.13
  4. Step 4: Simplify right side
    1,341,361.90x = 768,237,059,260.05
  5. Step 5: Solve for x
    x = 768,237,059,260.05/1,341,361.90
  6. Step 6: Final answer
    x = 572,729.15

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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.