Home / 2,147,001.20-3,220,499.72-549,561.72

Finding the Fourth Proportional to 2,147,001.20, 3,220,499.72 and 549,561.72

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Solution

The fourth proportional to 2,147,001.20, 3,220,499.72 and 549,561.72 is: 824,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,001.20 : 3,220,499.72 = 549,561.72 : x
  2. Step 2: Convert to fraction form
    2,147,001.20/3,220,499.72 = 549,561.72/x
  3. Step 3: Cross multiply
    2,147,001.20x = 3,220,499.72 × 549,561.72
  4. Step 4: Simplify right side
    2,147,001.20x = 1,769,863,365,382.72
  5. Step 5: Solve for x
    x = 1,769,863,365,382.72/2,147,001.20
  6. Step 6: Final answer
    x = 824,342.05

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1.5x scale

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.