Home / 1,091,043.75-1,505,532.51-607,653.87

Finding the Fourth Proportional to 1,091,043.75, 1,505,532.51 and 607,653.87

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Solution

The fourth proportional to 1,091,043.75, 1,505,532.51 and 607,653.87 is: 838,502.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,043.75 : 1,505,532.51 = 607,653.87 : x
  2. Step 2: Convert to fraction form
    1,091,043.75/1,505,532.51 = 607,653.87/x
  3. Step 3: Cross multiply
    1,091,043.75x = 1,505,532.51 × 607,653.87
  4. Step 4: Simplify right side
    1,091,043.75x = 914,842,656,112.31
  5. Step 5: Solve for x
    x = 914,842,656,112.31/1,091,043.75
  6. Step 6: Final answer
    x = 838,502.27

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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.