Home / 1,274,861.16-1,912,274.46-433,999.08

Finding the Fourth Proportional to 1,274,861.16, 1,912,274.46 and 433,999.08

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Solution

The fourth proportional to 1,274,861.16, 1,912,274.46 and 433,999.08 is: 650,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,861.16 : 1,912,274.46 = 433,999.08 : x
  2. Step 2: Convert to fraction form
    1,274,861.16/1,912,274.46 = 433,999.08/x
  3. Step 3: Cross multiply
    1,274,861.16x = 1,912,274.46 × 433,999.08
  4. Step 4: Simplify right side
    1,274,861.16x = 829,925,356,347.50
  5. Step 5: Solve for x
    x = 829,925,356,347.50/1,274,861.16
  6. Step 6: Final answer
    x = 650,992.74

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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.