Home / 1,008,057.10-1,512,085.65-651,138.70

Finding the Fourth Proportional to 1,008,057.10, 1,512,085.65 and 651,138.70

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Solution

The fourth proportional to 1,008,057.10, 1,512,085.65 and 651,138.70 is: 976,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,057.10 : 1,512,085.65 = 651,138.70 : x
  2. Step 2: Convert to fraction form
    1,008,057.10/1,512,085.65 = 651,138.70/x
  3. Step 3: Cross multiply
    1,008,057.10x = 1,512,085.65 × 651,138.70
  4. Step 4: Simplify right side
    1,008,057.10x = 984,577,484,429.66
  5. Step 5: Solve for x
    x = 984,577,484,429.66/1,008,057.10
  6. Step 6: Final answer
    x = 976,708.05

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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.