Home / 969,050.80-1,453,835.40-689,114.80

Finding the Fourth Proportional to 969,050.80, 1,453,835.40 and 689,114.80

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Solution

The fourth proportional to 969,050.80, 1,453,835.40 and 689,114.80 is: 1,033,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,050.80 : 1,453,835.40 = 689,114.80 : x
  2. Step 2: Convert to fraction form
    969,050.80/1,453,835.40 = 689,114.80/x
  3. Step 3: Cross multiply
    969,050.80x = 1,453,835.40 × 689,114.80
  4. Step 4: Simplify right side
    969,050.80x = 1,001,859,490,903.92
  5. Step 5: Solve for x
    x = 1,001,859,490,903.92/969,050.80
  6. Step 6: Final answer
    x = 1,033,856.52

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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.