Home / 1,426,505.88-2,139,737.22-347,028.60

Finding the Fourth Proportional to 1,426,505.88, 2,139,737.22 and 347,028.60

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Solution

The fourth proportional to 1,426,505.88, 2,139,737.22 and 347,028.60 is: 520,537.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,505.88 : 2,139,737.22 = 347,028.60 : x
  2. Step 2: Convert to fraction form
    1,426,505.88/2,139,737.22 = 347,028.60/x
  3. Step 3: Cross multiply
    1,426,505.88x = 2,139,737.22 × 347,028.60
  4. Step 4: Simplify right side
    1,426,505.88x = 742,550,011,824.49
  5. Step 5: Solve for x
    x = 742,550,011,824.49/1,426,505.88
  6. Step 6: Final answer
    x = 520,537.65

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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.