Home / 1,111,220.10-1,664,861.85-941,946.30

Finding the Fourth Proportional to 1,111,220.10, 1,664,861.85 and 941,946.30

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Solution

The fourth proportional to 1,111,220.10, 1,664,861.85 and 941,946.30 is: 1,411,250.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,220.10 : 1,664,861.85 = 941,946.30 : x
  2. Step 2: Convert to fraction form
    1,111,220.10/1,664,861.85 = 941,946.30/x
  3. Step 3: Cross multiply
    1,111,220.10x = 1,664,861.85 × 941,946.30
  4. Step 4: Simplify right side
    1,111,220.10x = 1,568,210,459,618.66
  5. Step 5: Solve for x
    x = 1,568,210,459,618.66/1,111,220.10
  6. Step 6: Final answer
    x = 1,411,250.98

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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.