Home / 1,443,861.55-2,166,284.54-433,008.28

Finding the Fourth Proportional to 1,443,861.55, 2,166,284.54 and 433,008.28

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Solution

The fourth proportional to 1,443,861.55, 2,166,284.54 and 433,008.28 is: 649,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,861.55 : 2,166,284.54 = 433,008.28 : x
  2. Step 2: Convert to fraction form
    1,443,861.55/2,166,284.54 = 433,008.28/x
  3. Step 3: Cross multiply
    1,443,861.55x = 2,166,284.54 × 433,008.28
  4. Step 4: Simplify right side
    1,443,861.55x = 938,019,142,655.99
  5. Step 5: Solve for x
    x = 938,019,142,655.99/1,443,861.55
  6. Step 6: Final answer
    x = 649,660.03

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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.