Home / 1,611,861.28-2,224,457.12-933,016.48

Finding the Fourth Proportional to 1,611,861.28, 2,224,457.12 and 933,016.48

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Solution

The fourth proportional to 1,611,861.28, 2,224,457.12 and 933,016.48 is: 1,287,614.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,861.28 : 2,224,457.12 = 933,016.48 : x
  2. Step 2: Convert to fraction form
    1,611,861.28/2,224,457.12 = 933,016.48/x
  3. Step 3: Cross multiply
    1,611,861.28x = 2,224,457.12 × 933,016.48
  4. Step 4: Simplify right side
    1,611,861.28x = 2,075,455,152,013.34
  5. Step 5: Solve for x
    x = 2,075,455,152,013.34/1,611,861.28
  6. Step 6: Final answer
    x = 1,287,614.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.