Home / 1,979,769.35-2,730,670.34-1,816,950.67

Finding the Fourth Proportional to 1,979,769.35, 2,730,670.34 and 1,816,950.67

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Solution

The fourth proportional to 1,979,769.35, 2,730,670.34 and 1,816,950.67 is: 2,506,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,769.35 : 2,730,670.34 = 1,816,950.67 : x
  2. Step 2: Convert to fraction form
    1,979,769.35/2,730,670.34 = 1,816,950.67/x
  3. Step 3: Cross multiply
    1,979,769.35x = 2,730,670.34 × 1,816,950.67
  4. Step 4: Simplify right side
    1,979,769.35x = 4,961,493,308,354.50
  5. Step 5: Solve for x
    x = 4,961,493,308,354.50/1,979,769.35
  6. Step 6: Final answer
    x = 2,506,096.64

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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.