Home / 1,358,438.40-2,037,727.26-347,568.92

Finding the Fourth Proportional to 1,358,438.40, 2,037,727.26 and 347,568.92

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Solution

The fourth proportional to 1,358,438.40, 2,037,727.26 and 347,568.92 is: 521,371.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,438.40 : 2,037,727.26 = 347,568.92 : x
  2. Step 2: Convert to fraction form
    1,358,438.40/2,037,727.26 = 347,568.92/x
  3. Step 3: Cross multiply
    1,358,438.40x = 2,037,727.26 × 347,568.92
  4. Step 4: Simplify right side
    1,358,438.40x = 708,250,663,012.76
  5. Step 5: Solve for x
    x = 708,250,663,012.76/1,358,438.40
  6. Step 6: Final answer
    x = 521,371.20

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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.