Home / 3,210,962.16-4,431,177.72-1,760,790

Finding the Fourth Proportional to 3,210,962.16, 4,431,177.72 and 1,760,790

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Solution

The fourth proportional to 3,210,962.16, 4,431,177.72 and 1,760,790 is: 2,429,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,962.16 : 4,431,177.72 = 1,760,790 : x
  2. Step 2: Convert to fraction form
    3,210,962.16/4,431,177.72 = 1,760,790/x
  3. Step 3: Cross multiply
    3,210,962.16x = 4,431,177.72 × 1,760,790
  4. Step 4: Simplify right side
    3,210,962.16x = 7,802,373,417,598.80
  5. Step 5: Solve for x
    x = 7,802,373,417,598.80/3,210,962.16
  6. Step 6: Final answer
    x = 2,429,917.59

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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.