Home / 1,270,591.43-1,905,482.97-417,466.43

Finding the Fourth Proportional to 1,270,591.43, 1,905,482.97 and 417,466.43

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Solution

The fourth proportional to 1,270,591.43, 1,905,482.97 and 417,466.43 is: 626,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,591.43 : 1,905,482.97 = 417,466.43 : x
  2. Step 2: Convert to fraction form
    1,270,591.43/1,905,482.97 = 417,466.43/x
  3. Step 3: Cross multiply
    1,270,591.43x = 1,905,482.97 × 417,466.43
  4. Step 4: Simplify right side
    1,270,591.43x = 795,475,172,911.70
  5. Step 5: Solve for x
    x = 795,475,172,911.70/1,270,591.43
  6. Step 6: Final answer
    x = 626,066.85

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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.