Home / 2,908,108.37-4,013,060.07-1,666,828.91

Finding the Fourth Proportional to 2,908,108.37, 4,013,060.07 and 1,666,828.91

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Solution

The fourth proportional to 2,908,108.37, 4,013,060.07 and 1,666,828.91 is: 2,300,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,108.37 : 4,013,060.07 = 1,666,828.91 : x
  2. Step 2: Convert to fraction form
    2,908,108.37/4,013,060.07 = 1,666,828.91/x
  3. Step 3: Cross multiply
    2,908,108.37x = 4,013,060.07 × 1,666,828.91
  4. Step 4: Simplify right side
    2,908,108.37x = 6,689,084,558,525.88
  5. Step 5: Solve for x
    x = 6,689,084,558,525.88/2,908,108.37
  6. Step 6: Final answer
    x = 2,300,149.69

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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.