Home / 2,023,169.76-2,791,941.70-1,105,379.20

Finding the Fourth Proportional to 2,023,169.76, 2,791,941.70 and 1,105,379.20

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Solution

The fourth proportional to 2,023,169.76, 2,791,941.70 and 1,105,379.20 is: 1,525,405.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023,169.76 : 2,791,941.70 = 1,105,379.20 : x
  2. Step 2: Convert to fraction form
    2,023,169.76/2,791,941.70 = 1,105,379.20/x
  3. Step 3: Cross multiply
    2,023,169.76x = 2,791,941.70 × 1,105,379.20
  4. Step 4: Simplify right side
    2,023,169.76x = 3,086,154,282,792.64
  5. Step 5: Solve for x
    x = 3,086,154,282,792.64/2,023,169.76
  6. Step 6: Final answer
    x = 1,525,405.50

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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.