Home / 1,225,913.27-1,839,283.73-542,705.89

Finding the Fourth Proportional to 1,225,913.27, 1,839,283.73 and 542,705.89

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Solution

The fourth proportional to 1,225,913.27, 1,839,283.73 and 542,705.89 is: 814,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,913.27 : 1,839,283.73 = 542,705.89 : x
  2. Step 2: Convert to fraction form
    1,225,913.27/1,839,283.73 = 542,705.89/x
  3. Step 3: Cross multiply
    1,225,913.27x = 1,839,283.73 × 542,705.89
  4. Step 4: Simplify right side
    1,225,913.27x = 998,190,113,652.17
  5. Step 5: Solve for x
    x = 998,190,113,652.17/1,225,913.27
  6. Step 6: Final answer
    x = 814,242.03

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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.