Home / 2,255,213.70-3,109,184.27-1,791,605.81

Finding the Fourth Proportional to 2,255,213.70, 3,109,184.27 and 1,791,605.81

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Solution

The fourth proportional to 2,255,213.70, 3,109,184.27 and 1,791,605.81 is: 2,470,024.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,213.70 : 3,109,184.27 = 1,791,605.81 : x
  2. Step 2: Convert to fraction form
    2,255,213.70/3,109,184.27 = 1,791,605.81/x
  3. Step 3: Cross multiply
    2,255,213.70x = 3,109,184.27 × 1,791,605.81
  4. Step 4: Simplify right side
    2,255,213.70x = 5,570,432,577,988.66
  5. Step 5: Solve for x
    x = 5,570,432,577,988.66/2,255,213.70
  6. Step 6: Final answer
    x = 2,470,024.27

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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.