Home / 1,091,168.93-1,505,859.86-607,734.20

Finding the Fourth Proportional to 1,091,168.93, 1,505,859.86 and 607,734.20

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Solution

The fourth proportional to 1,091,168.93, 1,505,859.86 and 607,734.20 is: 838,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,168.93 : 1,505,859.86 = 607,734.20 : x
  2. Step 2: Convert to fraction form
    1,091,168.93/1,505,859.86 = 607,734.20/x
  3. Step 3: Cross multiply
    1,091,168.93x = 1,505,859.86 × 607,734.20
  4. Step 4: Simplify right side
    1,091,168.93x = 915,162,537,329.21
  5. Step 5: Solve for x
    x = 915,162,537,329.21/1,091,168.93
  6. Step 6: Final answer
    x = 838,699.23

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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.