Home / 1,889,023.60-2,606,853.54-1,073,228.72

Finding the Fourth Proportional to 1,889,023.60, 2,606,853.54 and 1,073,228.72

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Solution

The fourth proportional to 1,889,023.60, 2,606,853.54 and 1,073,228.72 is: 1,481,056.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,023.60 : 2,606,853.54 = 1,073,228.72 : x
  2. Step 2: Convert to fraction form
    1,889,023.60/2,606,853.54 = 1,073,228.72/x
  3. Step 3: Cross multiply
    1,889,023.60x = 2,606,853.54 × 1,073,228.72
  4. Step 4: Simplify right side
    1,889,023.60x = 2,797,750,087,961.67
  5. Step 5: Solve for x
    x = 2,797,750,087,961.67/1,889,023.60
  6. Step 6: Final answer
    x = 1,481,056.19

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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.