Home / 805,766.46-1,112,151.84-461,803.98

Finding the Fourth Proportional to 805,766.46, 1,112,151.84 and 461,803.98

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Solution

The fourth proportional to 805,766.46, 1,112,151.84 and 461,803.98 is: 637,400.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,766.46 : 1,112,151.84 = 461,803.98 : x
  2. Step 2: Convert to fraction form
    805,766.46/1,112,151.84 = 461,803.98/x
  3. Step 3: Cross multiply
    805,766.46x = 1,112,151.84 × 461,803.98
  4. Step 4: Simplify right side
    805,766.46x = 513,596,146,076.32
  5. Step 5: Solve for x
    x = 513,596,146,076.32/805,766.46
  6. Step 6: Final answer
    x = 637,400.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.