Home / 1,985,270.52-2,976,453.96-636,665.46

Finding the Fourth Proportional to 1,985,270.52, 2,976,453.96 and 636,665.46

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Solution

The fourth proportional to 1,985,270.52, 2,976,453.96 and 636,665.46 is: 954,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,270.52 : 2,976,453.96 = 636,665.46 : x
  2. Step 2: Convert to fraction form
    1,985,270.52/2,976,453.96 = 636,665.46/x
  3. Step 3: Cross multiply
    1,985,270.52x = 2,976,453.96 × 636,665.46
  4. Step 4: Simplify right side
    1,985,270.52x = 1,895,005,429,612.22
  5. Step 5: Solve for x
    x = 1,895,005,429,612.22/1,985,270.52
  6. Step 6: Final answer
    x = 954,532.60

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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.