Home / 2,877,828.48-3,971,411.90-1,571,082.57

Finding the Fourth Proportional to 2,877,828.48, 3,971,411.90 and 1,571,082.57

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Solution

The fourth proportional to 2,877,828.48, 3,971,411.90 and 1,571,082.57 is: 2,168,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,828.48 : 3,971,411.90 = 1,571,082.57 : x
  2. Step 2: Convert to fraction form
    2,877,828.48/3,971,411.90 = 1,571,082.57/x
  3. Step 3: Cross multiply
    2,877,828.48x = 3,971,411.90 × 1,571,082.57
  4. Step 4: Simplify right side
    2,877,828.48x = 6,239,416,014,380.58
  5. Step 5: Solve for x
    x = 6,239,416,014,380.58/2,877,828.48
  6. Step 6: Final answer
    x = 2,168,098.64

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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.