Home / 2,168,540.06-2,992,603.11-1,201,686.50

Finding the Fourth Proportional to 2,168,540.06, 2,992,603.11 and 1,201,686.50

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Solution

The fourth proportional to 2,168,540.06, 2,992,603.11 and 1,201,686.50 is: 1,658,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,540.06 : 2,992,603.11 = 1,201,686.50 : x
  2. Step 2: Convert to fraction form
    2,168,540.06/2,992,603.11 = 1,201,686.50/x
  3. Step 3: Cross multiply
    2,168,540.06x = 2,992,603.11 × 1,201,686.50
  4. Step 4: Simplify right side
    2,168,540.06x = 3,596,170,742,182.00
  5. Step 5: Solve for x
    x = 3,596,170,742,182.00/2,168,540.06
  6. Step 6: Final answer
    x = 1,658,337.24

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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.