Home / 1,277,752.83-1,763,489.83-819,384.96

Finding the Fourth Proportional to 1,277,752.83, 1,763,489.83 and 819,384.96

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Solution

The fourth proportional to 1,277,752.83, 1,763,489.83 and 819,384.96 is: 1,130,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,752.83 : 1,763,489.83 = 819,384.96 : x
  2. Step 2: Convert to fraction form
    1,277,752.83/1,763,489.83 = 819,384.96/x
  3. Step 3: Cross multiply
    1,277,752.83x = 1,763,489.83 × 819,384.96
  4. Step 4: Simplify right side
    1,277,752.83x = 1,444,977,049,915.93
  5. Step 5: Solve for x
    x = 1,444,977,049,915.93/1,277,752.83
  6. Step 6: Final answer
    x = 1,130,873.69

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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.