Home / 2,379,014.22-3,282,951.30-1,291,262.40

Finding the Fourth Proportional to 2,379,014.22, 3,282,951.30 and 1,291,262.40

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Solution

The fourth proportional to 2,379,014.22, 3,282,951.30 and 1,291,262.40 is: 1,781,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,014.22 : 3,282,951.30 = 1,291,262.40 : x
  2. Step 2: Convert to fraction form
    2,379,014.22/3,282,951.30 = 1,291,262.40/x
  3. Step 3: Cross multiply
    2,379,014.22x = 3,282,951.30 × 1,291,262.40
  4. Step 4: Simplify right side
    2,379,014.22x = 4,239,151,574,721.12
  5. Step 5: Solve for x
    x = 4,239,151,574,721.12/2,379,014.22
  6. Step 6: Final answer
    x = 1,781,894.17

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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.