Home / 1,401,458.70-1,934,012.52-756,879.03

Finding the Fourth Proportional to 1,401,458.70, 1,934,012.52 and 756,879.03

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Solution

The fourth proportional to 1,401,458.70, 1,934,012.52 and 756,879.03 is: 1,044,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,458.70 : 1,934,012.52 = 756,879.03 : x
  2. Step 2: Convert to fraction form
    1,401,458.70/1,934,012.52 = 756,879.03/x
  3. Step 3: Cross multiply
    1,401,458.70x = 1,934,012.52 × 756,879.03
  4. Step 4: Simplify right side
    1,401,458.70x = 1,463,813,520,145.46
  5. Step 5: Solve for x
    x = 1,463,813,520,145.46/1,401,458.70
  6. Step 6: Final answer
    x = 1,044,492.80

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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.