Home / 6,519,903.30-9,779,417.55-1,727,489.70

Finding the Fourth Proportional to 6,519,903.30, 9,779,417.55 and 1,727,489.70

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Solution

The fourth proportional to 6,519,903.30, 9,779,417.55 and 1,727,489.70 is: 2,591,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,903.30 : 9,779,417.55 = 1,727,489.70 : x
  2. Step 2: Convert to fraction form
    6,519,903.30/9,779,417.55 = 1,727,489.70/x
  3. Step 3: Cross multiply
    6,519,903.30x = 9,779,417.55 × 1,727,489.70
  4. Step 4: Simplify right side
    6,519,903.30x = 16,893,843,089,624.24
  5. Step 5: Solve for x
    x = 16,893,843,089,624.24/6,519,903.30
  6. Step 6: Final answer
    x = 2,591,118.66

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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.