Home / 1,358,302.77-2,037,433.18-347,415.78

Finding the Fourth Proportional to 1,358,302.77, 2,037,433.18 and 347,415.78

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Solution

The fourth proportional to 1,358,302.77, 2,037,433.18 and 347,415.78 is: 521,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,302.77 : 2,037,433.18 = 347,415.78 : x
  2. Step 2: Convert to fraction form
    1,358,302.77/2,037,433.18 = 347,415.78/x
  3. Step 3: Cross multiply
    1,358,302.77x = 2,037,433.18 × 347,415.78
  4. Step 4: Simplify right side
    1,358,302.77x = 707,836,436,559.04
  5. Step 5: Solve for x
    x = 707,836,436,559.04/1,358,302.77
  6. Step 6: Final answer
    x = 521,118.30

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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.