Home / 1,917,277.60-2,646,077.40-1,101,479.76

Finding the Fourth Proportional to 1,917,277.60, 2,646,077.40 and 1,101,479.76

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Solution

The fourth proportional to 1,917,277.60, 2,646,077.40 and 1,101,479.76 is: 1,520,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,277.60 : 2,646,077.40 = 1,101,479.76 : x
  2. Step 2: Convert to fraction form
    1,917,277.60/2,646,077.40 = 1,101,479.76/x
  3. Step 3: Cross multiply
    1,917,277.60x = 2,646,077.40 × 1,101,479.76
  4. Step 4: Simplify right side
    1,917,277.60x = 2,914,600,699,493.42
  5. Step 5: Solve for x
    x = 2,914,600,699,493.42/1,917,277.60
  6. Step 6: Final answer
    x = 1,520,176.68

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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.