Home / 1,803,622.80-2,706,965.10-739,428.60

Finding the Fourth Proportional to 1,803,622.80, 2,706,965.10 and 739,428.60

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Solution

The fourth proportional to 1,803,622.80, 2,706,965.10 and 739,428.60 is: 1,109,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,622.80 : 2,706,965.10 = 739,428.60 : x
  2. Step 2: Convert to fraction form
    1,803,622.80/2,706,965.10 = 739,428.60/x
  3. Step 3: Cross multiply
    1,803,622.80x = 2,706,965.10 × 739,428.60
  4. Step 4: Simplify right side
    1,803,622.80x = 2,001,607,414,141.86
  5. Step 5: Solve for x
    x = 2,001,607,414,141.86/1,803,622.80
  6. Step 6: Final answer
    x = 1,109,770.52

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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.