Home / 1,113,946.02-1,670,983.09-315,160.61

Finding the Fourth Proportional to 1,113,946.02, 1,670,983.09 and 315,160.61

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Solution

The fourth proportional to 1,113,946.02, 1,670,983.09 and 315,160.61 is: 472,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,946.02 : 1,670,983.09 = 315,160.61 : x
  2. Step 2: Convert to fraction form
    1,113,946.02/1,670,983.09 = 315,160.61/x
  3. Step 3: Cross multiply
    1,113,946.02x = 1,670,983.09 × 315,160.61
  4. Step 4: Simplify right side
    1,113,946.02x = 526,628,040,801.27
  5. Step 5: Solve for x
    x = 526,628,040,801.27/1,113,946.02
  6. Step 6: Final answer
    x = 472,759.03

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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.