Home / 2,011,723.40-2,775,968.34-1,152,319.88

Finding the Fourth Proportional to 2,011,723.40, 2,775,968.34 and 1,152,319.88

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Solution

The fourth proportional to 2,011,723.40, 2,775,968.34 and 1,152,319.88 is: 1,590,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,723.40 : 2,775,968.34 = 1,152,319.88 : x
  2. Step 2: Convert to fraction form
    2,011,723.40/2,775,968.34 = 1,152,319.88/x
  3. Step 3: Cross multiply
    2,011,723.40x = 2,775,968.34 × 1,152,319.88
  4. Step 4: Simplify right side
    2,011,723.40x = 3,198,803,504,432.60
  5. Step 5: Solve for x
    x = 3,198,803,504,432.60/2,011,723.40
  6. Step 6: Final answer
    x = 1,590,081.17

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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.