Home / 2,108,202.66-2,908,011.57-1,556,354.22

Finding the Fourth Proportional to 2,108,202.66, 2,908,011.57 and 1,556,354.22

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Solution

The fourth proportional to 2,108,202.66, 2,908,011.57 and 1,556,354.22 is: 2,146,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,202.66 : 2,908,011.57 = 1,556,354.22 : x
  2. Step 2: Convert to fraction form
    2,108,202.66/2,908,011.57 = 1,556,354.22/x
  3. Step 3: Cross multiply
    2,108,202.66x = 2,908,011.57 × 1,556,354.22
  4. Step 4: Simplify right side
    2,108,202.66x = 4,525,896,078,778.33
  5. Step 5: Solve for x
    x = 4,525,896,078,778.33/2,108,202.66
  6. Step 6: Final answer
    x = 2,146,803.13

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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.