Home / 1,275,095.70-1,911,755.79-564,738.66

Finding the Fourth Proportional to 1,275,095.70, 1,911,755.79 and 564,738.66

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Solution

The fourth proportional to 1,275,095.70, 1,911,755.79 and 564,738.66 is: 846,714.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,095.70 : 1,911,755.79 = 564,738.66 : x
  2. Step 2: Convert to fraction form
    1,275,095.70/1,911,755.79 = 564,738.66/x
  3. Step 3: Cross multiply
    1,275,095.70x = 1,911,755.79 × 564,738.66
  4. Step 4: Simplify right side
    1,275,095.70x = 1,079,642,403,091.84
  5. Step 5: Solve for x
    x = 1,079,642,403,091.84/1,275,095.70
  6. Step 6: Final answer
    x = 846,714.80

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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.