Home / 2,739,294.89-4,106,270.96-1,142,315.09

Finding the Fourth Proportional to 2,739,294.89, 4,106,270.96 and 1,142,315.09

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Solution

The fourth proportional to 2,739,294.89, 4,106,270.96 and 1,142,315.09 is: 1,712,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,294.89 : 4,106,270.96 = 1,142,315.09 : x
  2. Step 2: Convert to fraction form
    2,739,294.89/4,106,270.96 = 1,142,315.09/x
  3. Step 3: Cross multiply
    2,739,294.89x = 4,106,270.96 × 1,142,315.09
  4. Step 4: Simplify right side
    2,739,294.89x = 4,690,655,275,525.21
  5. Step 5: Solve for x
    x = 4,690,655,275,525.21/2,739,294.89
  6. Step 6: Final answer
    x = 1,712,358.64

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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.