Home / 2,665,683.10-4,001,477.10-1,655,945.20

Finding the Fourth Proportional to 2,665,683.10, 4,001,477.10 and 1,655,945.20

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Solution

The fourth proportional to 2,665,683.10, 4,001,477.10 and 1,655,945.20 is: 2,485,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,683.10 : 4,001,477.10 = 1,655,945.20 : x
  2. Step 2: Convert to fraction form
    2,665,683.10/4,001,477.10 = 1,655,945.20/x
  3. Step 3: Cross multiply
    2,665,683.10x = 4,001,477.10 × 1,655,945.20
  4. Step 4: Simplify right side
    2,665,683.10x = 6,626,226,796,654.92
  5. Step 5: Solve for x
    x = 6,626,226,796,654.92/2,665,683.10
  6. Step 6: Final answer
    x = 2,485,751.89

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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.