Home / 2,877,835.24-3,971,421.21-1,571,089.33

Finding the Fourth Proportional to 2,877,835.24, 3,971,421.21 and 1,571,089.33

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Solution

The fourth proportional to 2,877,835.24, 3,971,421.21 and 1,571,089.33 is: 2,168,107.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,835.24 : 3,971,421.21 = 1,571,089.33 : x
  2. Step 2: Convert to fraction form
    2,877,835.24/3,971,421.21 = 1,571,089.33/x
  3. Step 3: Cross multiply
    2,877,835.24x = 3,971,421.21 × 1,571,089.33
  4. Step 4: Simplify right side
    2,877,835.24x = 6,239,457,487,966.69
  5. Step 5: Solve for x
    x = 6,239,457,487,966.69/2,877,835.24
  6. Step 6: Final answer
    x = 2,168,107.96

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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.