Home / 1,619,599.50-2,235,047.31-940,579.74

Finding the Fourth Proportional to 1,619,599.50, 2,235,047.31 and 940,579.74

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Solution

The fourth proportional to 1,619,599.50, 2,235,047.31 and 940,579.74 is: 1,298,000.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,599.50 : 2,235,047.31 = 940,579.74 : x
  2. Step 2: Convert to fraction form
    1,619,599.50/2,235,047.31 = 940,579.74/x
  3. Step 3: Cross multiply
    1,619,599.50x = 2,235,047.31 × 940,579.74
  4. Step 4: Simplify right side
    1,619,599.50x = 2,102,240,217,727.50
  5. Step 5: Solve for x
    x = 2,102,240,217,727.50/1,619,599.50
  6. Step 6: Final answer
    x = 1,298,000.04

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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.