Home / 1,101,017.50-1,651,803.69-313,049.50

Finding the Fourth Proportional to 1,101,017.50, 1,651,803.69 and 313,049.50

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Solution

The fourth proportional to 1,101,017.50, 1,651,803.69 and 313,049.50 is: 469,653.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,017.50 : 1,651,803.69 = 313,049.50 : x
  2. Step 2: Convert to fraction form
    1,101,017.50/1,651,803.69 = 313,049.50/x
  3. Step 3: Cross multiply
    1,101,017.50x = 1,651,803.69 × 313,049.50
  4. Step 4: Simplify right side
    1,101,017.50x = 517,096,319,252.66
  5. Step 5: Solve for x
    x = 517,096,319,252.66/1,101,017.50
  6. Step 6: Final answer
    x = 469,653.13

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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.