Home / 1,277,920.92-1,763,521.02-704,985.24

Finding the Fourth Proportional to 1,277,920.92, 1,763,521.02 and 704,985.24

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Solution

The fourth proportional to 1,277,920.92, 1,763,521.02 and 704,985.24 is: 972,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,920.92 : 1,763,521.02 = 704,985.24 : x
  2. Step 2: Convert to fraction form
    1,277,920.92/1,763,521.02 = 704,985.24/x
  3. Step 3: Cross multiply
    1,277,920.92x = 1,763,521.02 × 704,985.24
  4. Step 4: Simplify right side
    1,277,920.92x = 1,243,256,289,529.74
  5. Step 5: Solve for x
    x = 1,243,256,289,529.74/1,277,920.92
  6. Step 6: Final answer
    x = 972,874.20

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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.