Home / 1,261,281.85-1,890,797.58-462,376.82

Finding the Fourth Proportional to 1,261,281.85, 1,890,797.58 and 462,376.82

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Solution

The fourth proportional to 1,261,281.85, 1,890,797.58 and 462,376.82 is: 693,152.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,281.85 : 1,890,797.58 = 462,376.82 : x
  2. Step 2: Convert to fraction form
    1,261,281.85/1,890,797.58 = 462,376.82/x
  3. Step 3: Cross multiply
    1,261,281.85x = 1,890,797.58 × 462,376.82
  4. Step 4: Simplify right side
    1,261,281.85x = 874,260,977,031.09
  5. Step 5: Solve for x
    x = 874,260,977,031.09/1,261,281.85
  6. Step 6: Final answer
    x = 693,152.75

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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.