Home / 1,230,402.80-1,844,802.30-1,104,431.60

Finding the Fourth Proportional to 1,230,402.80, 1,844,802.30 and 1,104,431.60

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Solution

The fourth proportional to 1,230,402.80, 1,844,802.30 and 1,104,431.60 is: 1,655,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,402.80 : 1,844,802.30 = 1,104,431.60 : x
  2. Step 2: Convert to fraction form
    1,230,402.80/1,844,802.30 = 1,104,431.60/x
  3. Step 3: Cross multiply
    1,230,402.80x = 1,844,802.30 × 1,104,431.60
  4. Step 4: Simplify right side
    1,230,402.80x = 2,037,457,955,872.68
  5. Step 5: Solve for x
    x = 2,037,457,955,872.68/1,230,402.80
  6. Step 6: Final answer
    x = 1,655,927.60

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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.