Home / 1,394,902.93-1,924,965.06-783,056.88

Finding the Fourth Proportional to 1,394,902.93, 1,924,965.06 and 783,056.88

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Solution

The fourth proportional to 1,394,902.93, 1,924,965.06 and 783,056.88 is: 1,080,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,902.93 : 1,924,965.06 = 783,056.88 : x
  2. Step 2: Convert to fraction form
    1,394,902.93/1,924,965.06 = 783,056.88/x
  3. Step 3: Cross multiply
    1,394,902.93x = 1,924,965.06 × 783,056.88
  4. Step 4: Simplify right side
    1,394,902.93x = 1,507,357,120,452.50
  5. Step 5: Solve for x
    x = 1,507,357,120,452.50/1,394,902.93
  6. Step 6: Final answer
    x = 1,080,617.93

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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.