Home / 1,005,485.44-1,387,578.93-546,600.89

Finding the Fourth Proportional to 1,005,485.44, 1,387,578.93 and 546,600.89

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Solution

The fourth proportional to 1,005,485.44, 1,387,578.93 and 546,600.89 is: 754,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,485.44 : 1,387,578.93 = 546,600.89 : x
  2. Step 2: Convert to fraction form
    1,005,485.44/1,387,578.93 = 546,600.89/x
  3. Step 3: Cross multiply
    1,005,485.44x = 1,387,578.93 × 546,600.89
  4. Step 4: Simplify right side
    1,005,485.44x = 758,451,878,083.25
  5. Step 5: Solve for x
    x = 758,451,878,083.25/1,005,485.44
  6. Step 6: Final answer
    x = 754,314.13

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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.