Home / 969,052.80-1,453,838.40-689,116.80

Finding the Fourth Proportional to 969,052.80, 1,453,838.40 and 689,116.80

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Solution

The fourth proportional to 969,052.80, 1,453,838.40 and 689,116.80 is: 1,033,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,052.80 : 1,453,838.40 = 689,116.80 : x
  2. Step 2: Convert to fraction form
    969,052.80/1,453,838.40 = 689,116.80/x
  3. Step 3: Cross multiply
    969,052.80x = 1,453,838.40 × 689,116.80
  4. Step 4: Simplify right side
    969,052.80x = 1,001,864,465,925.12
  5. Step 5: Solve for x
    x = 1,001,864,465,925.12/969,052.80
  6. Step 6: Final answer
    x = 1,033,859.52

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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.