Home / 2,168,538.67-2,992,600.92-1,201,685.01

Finding the Fourth Proportional to 2,168,538.67, 2,992,600.92 and 1,201,685.01

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Solution

The fourth proportional to 2,168,538.67, 2,992,600.92 and 1,201,685.01 is: 1,658,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,538.67 : 2,992,600.92 = 1,201,685.01 : x
  2. Step 2: Convert to fraction form
    2,168,538.67/2,992,600.92 = 1,201,685.01/x
  3. Step 3: Cross multiply
    2,168,538.67x = 2,992,600.92 × 1,201,685.01
  4. Step 4: Simplify right side
    2,168,538.67x = 3,596,163,666,476.21
  5. Step 5: Solve for x
    x = 3,596,163,666,476.21/2,168,538.67
  6. Step 6: Final answer
    x = 1,658,335.04

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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.