Home / 1,783,044.90-2,674,975.32-772,335.09

Finding the Fourth Proportional to 1,783,044.90, 2,674,975.32 and 772,335.09

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Solution

The fourth proportional to 1,783,044.90, 2,674,975.32 and 772,335.09 is: 1,158,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,044.90 : 2,674,975.32 = 772,335.09 : x
  2. Step 2: Convert to fraction form
    1,783,044.90/2,674,975.32 = 772,335.09/x
  3. Step 3: Cross multiply
    1,783,044.90x = 2,674,975.32 × 772,335.09
  4. Step 4: Simplify right side
    1,783,044.90x = 2,065,977,304,519.98
  5. Step 5: Solve for x
    x = 2,065,977,304,519.98/1,783,044.90
  6. Step 6: Final answer
    x = 1,158,679.35

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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.