Home / 2,877,859.71-3,971,459.09-1,588,710.69

Finding the Fourth Proportional to 2,877,859.71, 3,971,459.09 and 1,588,710.69

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Solution

The fourth proportional to 2,877,859.71, 3,971,459.09 and 1,588,710.69 is: 2,192,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,859.71 : 3,971,459.09 = 1,588,710.69 : x
  2. Step 2: Convert to fraction form
    2,877,859.71/3,971,459.09 = 1,588,710.69/x
  3. Step 3: Cross multiply
    2,877,859.71x = 3,971,459.09 × 1,588,710.69
  4. Step 4: Simplify right side
    2,877,859.71x = 6,309,499,511,180.67
  5. Step 5: Solve for x
    x = 6,309,499,511,180.67/2,877,859.71
  6. Step 6: Final answer
    x = 2,192,427.76

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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.