Home / 1,476,969.40-2,216,490.90-636,124.60

Finding the Fourth Proportional to 1,476,969.40, 2,216,490.90 and 636,124.60

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Solution

The fourth proportional to 1,476,969.40, 2,216,490.90 and 636,124.60 is: 954,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,969.40 : 2,216,490.90 = 636,124.60 : x
  2. Step 2: Convert to fraction form
    1,476,969.40/2,216,490.90 = 636,124.60/x
  3. Step 3: Cross multiply
    1,476,969.40x = 2,216,490.90 × 636,124.60
  4. Step 4: Simplify right side
    1,476,969.40x = 1,409,964,387,166.14
  5. Step 5: Solve for x
    x = 1,409,964,387,166.14/1,476,969.40
  6. Step 6: Final answer
    x = 954,633.45

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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.