Home / 1,173,042-1,618,797.96-636,498

Finding the Fourth Proportional to 1,173,042, 1,618,797.96 and 636,498

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Solution

The fourth proportional to 1,173,042, 1,618,797.96 and 636,498 is: 878,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,042 : 1,618,797.96 = 636,498 : x
  2. Step 2: Convert to fraction form
    1,173,042/1,618,797.96 = 636,498/x
  3. Step 3: Cross multiply
    1,173,042x = 1,618,797.96 × 636,498
  4. Step 4: Simplify right side
    1,173,042x = 1,030,361,663,944.08
  5. Step 5: Solve for x
    x = 1,030,361,663,944.08/1,173,042
  6. Step 6: Final answer
    x = 878,367.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.