Home / 1,433,010.66-1,976,714.84-916,576.13

Finding the Fourth Proportional to 1,433,010.66, 1,976,714.84 and 916,576.13

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Solution

The fourth proportional to 1,433,010.66, 1,976,714.84 and 916,576.13 is: 1,264,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,010.66 : 1,976,714.84 = 916,576.13 : x
  2. Step 2: Convert to fraction form
    1,433,010.66/1,976,714.84 = 916,576.13/x
  3. Step 3: Cross multiply
    1,433,010.66x = 1,976,714.84 × 916,576.13
  4. Step 4: Simplify right side
    1,433,010.66x = 1,811,809,623,694.31
  5. Step 5: Solve for x
    x = 1,811,809,623,694.31/1,433,010.66
  6. Step 6: Final answer
    x = 1,264,337.85

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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.