Home / 1,172,804.92-1,618,473.90-636,260.92

Finding the Fourth Proportional to 1,172,804.92, 1,618,473.90 and 636,260.92

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Solution

The fourth proportional to 1,172,804.92, 1,618,473.90 and 636,260.92 is: 878,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,804.92 : 1,618,473.90 = 636,260.92 : x
  2. Step 2: Convert to fraction form
    1,172,804.92/1,618,473.90 = 636,260.92/x
  3. Step 3: Cross multiply
    1,172,804.92x = 1,618,473.90 × 636,260.92
  4. Step 4: Simplify right side
    1,172,804.92x = 1,029,771,692,609.99
  5. Step 5: Solve for x
    x = 1,029,771,692,609.99/1,172,804.92
  6. Step 6: Final answer
    x = 878,041.76

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1.5x scale

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.