Home / 1,043,518.20-1,429,265.34-982,238.46

Finding the Fourth Proportional to 1,043,518.20, 1,429,265.34 and 982,238.46

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Solution

The fourth proportional to 1,043,518.20, 1,429,265.34 and 982,238.46 is: 1,345,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,518.20 : 1,429,265.34 = 982,238.46 : x
  2. Step 2: Convert to fraction form
    1,043,518.20/1,429,265.34 = 982,238.46/x
  3. Step 3: Cross multiply
    1,043,518.20x = 1,429,265.34 × 982,238.46
  4. Step 4: Simplify right side
    1,043,518.20x = 1,403,879,386,492.98
  5. Step 5: Solve for x
    x = 1,403,879,386,492.98/1,043,518.20
  6. Step 6: Final answer
    x = 1,345,332.92

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.