Home / 1,476,968.40-2,216,489.40-636,123.60

Finding the Fourth Proportional to 1,476,968.40, 2,216,489.40 and 636,123.60

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Solution

The fourth proportional to 1,476,968.40, 2,216,489.40 and 636,123.60 is: 954,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,968.40 : 2,216,489.40 = 636,123.60 : x
  2. Step 2: Convert to fraction form
    1,476,968.40/2,216,489.40 = 636,123.60/x
  3. Step 3: Cross multiply
    1,476,968.40x = 2,216,489.40 × 636,123.60
  4. Step 4: Simplify right side
    1,476,968.40x = 1,409,961,216,489.84
  5. Step 5: Solve for x
    x = 1,409,961,216,489.84/1,476,968.40
  6. Step 6: Final answer
    x = 954,631.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.