Home / 2,995,628.70-4,493,443.05-865,782.30

Finding the Fourth Proportional to 2,995,628.70, 4,493,443.05 and 865,782.30

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Solution

The fourth proportional to 2,995,628.70, 4,493,443.05 and 865,782.30 is: 1,298,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,628.70 : 4,493,443.05 = 865,782.30 : x
  2. Step 2: Convert to fraction form
    2,995,628.70/4,493,443.05 = 865,782.30/x
  3. Step 3: Cross multiply
    2,995,628.70x = 4,493,443.05 × 865,782.30
  4. Step 4: Simplify right side
    2,995,628.70x = 3,890,343,458,748.02
  5. Step 5: Solve for x
    x = 3,890,343,458,748.02/2,995,628.70
  6. Step 6: Final answer
    x = 1,298,673.45

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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.