Home / 3,955,383-5,929,555.86-1,430,476.92

Finding the Fourth Proportional to 3,955,383, 5,929,555.86 and 1,430,476.92

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Solution

The fourth proportional to 3,955,383, 5,929,555.86 and 1,430,476.92 is: 2,144,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,383 : 5,929,555.86 = 1,430,476.92 : x
  2. Step 2: Convert to fraction form
    3,955,383/5,929,555.86 = 1,430,476.92/x
  3. Step 3: Cross multiply
    3,955,383x = 5,929,555.86 × 1,430,476.92
  4. Step 4: Simplify right side
    3,955,383x = 8,482,092,803,580.75
  5. Step 5: Solve for x
    x = 8,482,092,803,580.75/3,955,383
  6. Step 6: Final answer
    x = 2,144,442.85

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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.