Home / 1,220,336.64-1,831,027.68-589,720.32

Finding the Fourth Proportional to 1,220,336.64, 1,831,027.68 and 589,720.32

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Solution

The fourth proportional to 1,220,336.64, 1,831,027.68 and 589,720.32 is: 884,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,336.64 : 1,831,027.68 = 589,720.32 : x
  2. Step 2: Convert to fraction form
    1,220,336.64/1,831,027.68 = 589,720.32/x
  3. Step 3: Cross multiply
    1,220,336.64x = 1,831,027.68 × 589,720.32
  4. Step 4: Simplify right side
    1,220,336.64x = 1,079,794,229,378.46
  5. Step 5: Solve for x
    x = 1,079,794,229,378.46/1,220,336.64
  6. Step 6: Final answer
    x = 884,833.08

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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.