Home / 2,520,828.42-3,779,304.40-1,305,101.76

Finding the Fourth Proportional to 2,520,828.42, 3,779,304.40 and 1,305,101.76

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Solution

The fourth proportional to 2,520,828.42, 3,779,304.40 and 1,305,101.76 is: 1,956,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,828.42 : 3,779,304.40 = 1,305,101.76 : x
  2. Step 2: Convert to fraction form
    2,520,828.42/3,779,304.40 = 1,305,101.76/x
  3. Step 3: Cross multiply
    2,520,828.42x = 3,779,304.40 × 1,305,101.76
  4. Step 4: Simplify right side
    2,520,828.42x = 4,932,376,824,015.74
  5. Step 5: Solve for x
    x = 4,932,376,824,015.74/2,520,828.42
  6. Step 6: Final answer
    x = 1,956,649.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.