Home / 1,773,105.60-2,657,908.80-873,811.20

Finding the Fourth Proportional to 1,773,105.60, 2,657,908.80 and 873,811.20

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Solution

The fourth proportional to 1,773,105.60, 2,657,908.80 and 873,811.20 is: 1,309,854.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,105.60 : 2,657,908.80 = 873,811.20 : x
  2. Step 2: Convert to fraction form
    1,773,105.60/2,657,908.80 = 873,811.20/x
  3. Step 3: Cross multiply
    1,773,105.60x = 2,657,908.80 × 873,811.20
  4. Step 4: Simplify right side
    1,773,105.60x = 2,322,510,478,018.56
  5. Step 5: Solve for x
    x = 2,322,510,478,018.56/1,773,105.60
  6. Step 6: Final answer
    x = 1,309,854.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.