Home / 1,197,455.84-1,796,180.52-487,315.88

Finding the Fourth Proportional to 1,197,455.84, 1,796,180.52 and 487,315.88

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Solution

The fourth proportional to 1,197,455.84, 1,796,180.52 and 487,315.88 is: 730,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,455.84 : 1,796,180.52 = 487,315.88 : x
  2. Step 2: Convert to fraction form
    1,197,455.84/1,796,180.52 = 487,315.88/x
  3. Step 3: Cross multiply
    1,197,455.84x = 1,796,180.52 × 487,315.88
  4. Step 4: Simplify right side
    1,197,455.84x = 875,307,290,742.66
  5. Step 5: Solve for x
    x = 875,307,290,742.66/1,197,455.84
  6. Step 6: Final answer
    x = 730,972.50

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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.