Home / 2,635,865.40-3,953,798.10-1,572,108.60

Finding the Fourth Proportional to 2,635,865.40, 3,953,798.10 and 1,572,108.60

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Solution

The fourth proportional to 2,635,865.40, 3,953,798.10 and 1,572,108.60 is: 2,358,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,865.40 : 3,953,798.10 = 1,572,108.60 : x
  2. Step 2: Convert to fraction form
    2,635,865.40/3,953,798.10 = 1,572,108.60/x
  3. Step 3: Cross multiply
    2,635,865.40x = 3,953,798.10 × 1,572,108.60
  4. Step 4: Simplify right side
    2,635,865.40x = 6,215,799,995,673.66
  5. Step 5: Solve for x
    x = 6,215,799,995,673.66/2,635,865.40
  6. Step 6: Final answer
    x = 2,358,162.90

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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.