Home / 1,494,687.60-2,241,812.70-429,618.60

Finding the Fourth Proportional to 1,494,687.60, 2,241,812.70 and 429,618.60

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Solution

The fourth proportional to 1,494,687.60, 2,241,812.70 and 429,618.60 is: 644,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,687.60 : 2,241,812.70 = 429,618.60 : x
  2. Step 2: Convert to fraction form
    1,494,687.60/2,241,812.70 = 429,618.60/x
  3. Step 3: Cross multiply
    1,494,687.60x = 2,241,812.70 × 429,618.60
  4. Step 4: Simplify right side
    1,494,687.60x = 963,124,433,636.22
  5. Step 5: Solve for x
    x = 963,124,433,636.22/1,494,687.60
  6. Step 6: Final answer
    x = 644,365.04

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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.