Home / 2,779,936-3,836,285.76-1,572,712

Finding the Fourth Proportional to 2,779,936, 3,836,285.76 and 1,572,712

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Solution

The fourth proportional to 2,779,936, 3,836,285.76 and 1,572,712 is: 2,170,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,936 : 3,836,285.76 = 1,572,712 : x
  2. Step 2: Convert to fraction form
    2,779,936/3,836,285.76 = 1,572,712/x
  3. Step 3: Cross multiply
    2,779,936x = 3,836,285.76 × 1,572,712
  4. Step 4: Simplify right side
    2,779,936x = 6,033,372,650,181.12
  5. Step 5: Solve for x
    x = 6,033,372,650,181.12/2,779,936
  6. Step 6: Final answer
    x = 2,170,327.90

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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.