Home / 1,858,023.40-2,789,108.70-1,736,199.40

Finding the Fourth Proportional to 1,858,023.40, 2,789,108.70 and 1,736,199.40

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Solution

The fourth proportional to 1,858,023.40, 2,789,108.70 and 1,736,199.40 is: 2,606,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,023.40 : 2,789,108.70 = 1,736,199.40 : x
  2. Step 2: Convert to fraction form
    1,858,023.40/2,789,108.70 = 1,736,199.40/x
  3. Step 3: Cross multiply
    1,858,023.40x = 2,789,108.70 × 1,736,199.40
  4. Step 4: Simplify right side
    1,858,023.40x = 4,842,448,851,474.78
  5. Step 5: Solve for x
    x = 4,842,448,851,474.78/1,858,023.40
  6. Step 6: Final answer
    x = 2,606,236.74

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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.