Home / 1,274,294.77-1,911,379.84-475,514.03

Finding the Fourth Proportional to 1,274,294.77, 1,911,379.84 and 475,514.03

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Solution

The fourth proportional to 1,274,294.77, 1,911,379.84 and 475,514.03 is: 713,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,294.77 : 1,911,379.84 = 475,514.03 : x
  2. Step 2: Convert to fraction form
    1,274,294.77/1,911,379.84 = 475,514.03/x
  3. Step 3: Cross multiply
    1,274,294.77x = 1,911,379.84 × 475,514.03
  4. Step 4: Simplify right side
    1,274,294.77x = 908,887,934,168.82
  5. Step 5: Solve for x
    x = 908,887,934,168.82/1,274,294.77
  6. Step 6: Final answer
    x = 713,247.80

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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.