Home / 1,267,821.83-1,901,021.28-547,714.15

Finding the Fourth Proportional to 1,267,821.83, 1,901,021.28 and 547,714.15

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Solution

The fourth proportional to 1,267,821.83, 1,901,021.28 and 547,714.15 is: 821,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,821.83 : 1,901,021.28 = 547,714.15 : x
  2. Step 2: Convert to fraction form
    1,267,821.83/1,901,021.28 = 547,714.15/x
  3. Step 3: Cross multiply
    1,267,821.83x = 1,901,021.28 × 547,714.15
  4. Step 4: Simplify right side
    1,267,821.83x = 1,041,216,245,002.01
  5. Step 5: Solve for x
    x = 1,041,216,245,002.01/1,267,821.83
  6. Step 6: Final answer
    x = 821,263.86

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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.