Home / 2,168,534.67-2,992,595.43-1,201,681.11

Finding the Fourth Proportional to 2,168,534.67, 2,992,595.43 and 1,201,681.11

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Solution

The fourth proportional to 2,168,534.67, 2,992,595.43 and 1,201,681.11 is: 1,658,329.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,534.67 : 2,992,595.43 = 1,201,681.11 : x
  2. Step 2: Convert to fraction form
    2,168,534.67/2,992,595.43 = 1,201,681.11/x
  3. Step 3: Cross multiply
    2,168,534.67x = 2,992,595.43 × 1,201,681.11
  4. Step 4: Simplify right side
    2,168,534.67x = 3,596,145,398,103.33
  5. Step 5: Solve for x
    x = 3,596,145,398,103.33/2,168,534.67
  6. Step 6: Final answer
    x = 1,658,329.68

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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.