Home / 1,679,087.02-2,518,629.85-416,914.64

Finding the Fourth Proportional to 1,679,087.02, 2,518,629.85 and 416,914.64

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Solution

The fourth proportional to 1,679,087.02, 2,518,629.85 and 416,914.64 is: 625,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,087.02 : 2,518,629.85 = 416,914.64 : x
  2. Step 2: Convert to fraction form
    1,679,087.02/2,518,629.85 = 416,914.64/x
  3. Step 3: Cross multiply
    1,679,087.02x = 2,518,629.85 × 416,914.64
  4. Step 4: Simplify right side
    1,679,087.02x = 1,050,053,666,401.01
  5. Step 5: Solve for x
    x = 1,050,053,666,401.01/1,679,087.02
  6. Step 6: Final answer
    x = 625,371.80

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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.