Home / 1,029,705.80-1,544,558.70-851,246.60

Finding the Fourth Proportional to 1,029,705.80, 1,544,558.70 and 851,246.60

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Solution

The fourth proportional to 1,029,705.80, 1,544,558.70 and 851,246.60 is: 1,276,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,705.80 : 1,544,558.70 = 851,246.60 : x
  2. Step 2: Convert to fraction form
    1,029,705.80/1,544,558.70 = 851,246.60/x
  3. Step 3: Cross multiply
    1,029,705.80x = 1,544,558.70 × 851,246.60
  4. Step 4: Simplify right side
    1,029,705.80x = 1,314,800,341,875.42
  5. Step 5: Solve for x
    x = 1,314,800,341,875.42/1,029,705.80
  6. Step 6: Final answer
    x = 1,276,869.90

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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.