Home / 1,043,621.84-1,565,656.19-323,947.74

Finding the Fourth Proportional to 1,043,621.84, 1,565,656.19 and 323,947.74

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Solution

The fourth proportional to 1,043,621.84, 1,565,656.19 and 323,947.74 is: 485,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,621.84 : 1,565,656.19 = 323,947.74 : x
  2. Step 2: Convert to fraction form
    1,043,621.84/1,565,656.19 = 323,947.74/x
  3. Step 3: Cross multiply
    1,043,621.84x = 1,565,656.19 × 323,947.74
  4. Step 4: Simplify right side
    1,043,621.84x = 507,190,782,747.77
  5. Step 5: Solve for x
    x = 507,190,782,747.77/1,043,621.84
  6. Step 6: Final answer
    x = 485,990.97

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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.