Home / 1,354,131.36-2,030,787.60-407,250.72

Finding the Fourth Proportional to 1,354,131.36, 2,030,787.60 and 407,250.72

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Solution

The fourth proportional to 1,354,131.36, 2,030,787.60 and 407,250.72 is: 610,752.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,131.36 : 2,030,787.60 = 407,250.72 : x
  2. Step 2: Convert to fraction form
    1,354,131.36/2,030,787.60 = 407,250.72/x
  3. Step 3: Cross multiply
    1,354,131.36x = 2,030,787.60 × 407,250.72
  4. Step 4: Simplify right side
    1,354,131.36x = 827,039,712,267.07
  5. Step 5: Solve for x
    x = 827,039,712,267.07/1,354,131.36
  6. Step 6: Final answer
    x = 610,752.94

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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.