Home / 1,221,044.10-1,831,566.15-623,847.30

Finding the Fourth Proportional to 1,221,044.10, 1,831,566.15 and 623,847.30

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Solution

The fourth proportional to 1,221,044.10, 1,831,566.15 and 623,847.30 is: 935,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,044.10 : 1,831,566.15 = 623,847.30 : x
  2. Step 2: Convert to fraction form
    1,221,044.10/1,831,566.15 = 623,847.30/x
  3. Step 3: Cross multiply
    1,221,044.10x = 1,831,566.15 × 623,847.30
  4. Step 4: Simplify right side
    1,221,044.10x = 1,142,617,597,448.90
  5. Step 5: Solve for x
    x = 1,142,617,597,448.90/1,221,044.10
  6. Step 6: Final answer
    x = 935,770.95

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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.