Home / 1,971,205.54-2,719,749.59-1,154,970.66

Finding the Fourth Proportional to 1,971,205.54, 2,719,749.59 and 1,154,970.66

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Solution

The fourth proportional to 1,971,205.54, 2,719,749.59 and 1,154,970.66 is: 1,593,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,205.54 : 2,719,749.59 = 1,154,970.66 : x
  2. Step 2: Convert to fraction form
    1,971,205.54/2,719,749.59 = 1,154,970.66/x
  3. Step 3: Cross multiply
    1,971,205.54x = 2,719,749.59 × 1,154,970.66
  4. Step 4: Simplify right side
    1,971,205.54x = 3,141,230,978,997.03
  5. Step 5: Solve for x
    x = 3,141,230,978,997.03/1,971,205.54
  6. Step 6: Final answer
    x = 1,593,558.32

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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.