Home / 1,971,208.55-2,719,753.72-1,154,973.68

Finding the Fourth Proportional to 1,971,208.55, 2,719,753.72 and 1,154,973.68

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Solution

The fourth proportional to 1,971,208.55, 2,719,753.72 and 1,154,973.68 is: 1,593,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,208.55 : 2,719,753.72 = 1,154,973.68 : x
  2. Step 2: Convert to fraction form
    1,971,208.55/2,719,753.72 = 1,154,973.68/x
  3. Step 3: Cross multiply
    1,971,208.55x = 2,719,753.72 × 1,154,973.68
  4. Step 4: Simplify right side
    1,971,208.55x = 3,141,243,962,682.09
  5. Step 5: Solve for x
    x = 3,141,243,962,682.09/1,971,208.55
  6. Step 6: Final answer
    x = 1,593,562.47

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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.