Home / 2,779,399.14-4,169,817.50-1,627,618.40

Finding the Fourth Proportional to 2,779,399.14, 4,169,817.50 and 1,627,618.40

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Solution

The fourth proportional to 2,779,399.14, 4,169,817.50 and 1,627,618.40 is: 2,441,848.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,399.14 : 4,169,817.50 = 1,627,618.40 : x
  2. Step 2: Convert to fraction form
    2,779,399.14/4,169,817.50 = 1,627,618.40/x
  3. Step 3: Cross multiply
    2,779,399.14x = 4,169,817.50 × 1,627,618.40
  4. Step 4: Simplify right side
    2,779,399.14x = 6,786,871,687,642
  5. Step 5: Solve for x
    x = 6,786,871,687,642/2,779,399.14
  6. Step 6: Final answer
    x = 2,441,848.52

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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.