Home / 2,621,461.25-3,932,332.02-824,484.86

Finding the Fourth Proportional to 2,621,461.25, 3,932,332.02 and 824,484.86

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Solution

The fourth proportional to 2,621,461.25, 3,932,332.02 and 824,484.86 is: 1,236,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,461.25 : 3,932,332.02 = 824,484.86 : x
  2. Step 2: Convert to fraction form
    2,621,461.25/3,932,332.02 = 824,484.86/x
  3. Step 3: Cross multiply
    2,621,461.25x = 3,932,332.02 × 824,484.86
  4. Step 4: Simplify right side
    2,621,461.25x = 3,242,148,210,067.80
  5. Step 5: Solve for x
    x = 3,242,148,210,067.80/2,621,461.25
  6. Step 6: Final answer
    x = 1,236,771.36

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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.