Home / 1,336,312.64-2,004,803.46-389,683.46

Finding the Fourth Proportional to 1,336,312.64, 2,004,803.46 and 389,683.46

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Solution

The fourth proportional to 1,336,312.64, 2,004,803.46 and 389,683.46 is: 584,622.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,312.64 : 2,004,803.46 = 389,683.46 : x
  2. Step 2: Convert to fraction form
    1,336,312.64/2,004,803.46 = 389,683.46/x
  3. Step 3: Cross multiply
    1,336,312.64x = 2,004,803.46 × 389,683.46
  4. Step 4: Simplify right side
    1,336,312.64x = 781,238,748,912.77
  5. Step 5: Solve for x
    x = 781,238,748,912.77/1,336,312.64
  6. Step 6: Final answer
    x = 584,622.73

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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.