Home / 2,995,513.10-4,493,269.65-865,666.70

Finding the Fourth Proportional to 2,995,513.10, 4,493,269.65 and 865,666.70

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Solution

The fourth proportional to 2,995,513.10, 4,493,269.65 and 865,666.70 is: 1,298,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,513.10 : 4,493,269.65 = 865,666.70 : x
  2. Step 2: Convert to fraction form
    2,995,513.10/4,493,269.65 = 865,666.70/x
  3. Step 3: Cross multiply
    2,995,513.10x = 4,493,269.65 × 865,666.70
  4. Step 4: Simplify right side
    2,995,513.10x = 3,889,673,910,125.66
  5. Step 5: Solve for x
    x = 3,889,673,910,125.66/2,995,513.10
  6. Step 6: Final answer
    x = 1,298,500.05

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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.