Home / 1,091,051.04-1,505,542.80-607,661.28

Finding the Fourth Proportional to 1,091,051.04, 1,505,542.80 and 607,661.28

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Solution

The fourth proportional to 1,091,051.04, 1,505,542.80 and 607,661.28 is: 838,512.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,051.04 : 1,505,542.80 = 607,661.28 : x
  2. Step 2: Convert to fraction form
    1,091,051.04/1,505,542.80 = 607,661.28/x
  3. Step 3: Cross multiply
    1,091,051.04x = 1,505,542.80 × 607,661.28
  4. Step 4: Simplify right side
    1,091,051.04x = 914,860,064,942.78
  5. Step 5: Solve for x
    x = 914,860,064,942.78/1,091,051.04
  6. Step 6: Final answer
    x = 838,512.62

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Double scale
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1.5x scale

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.