Home / 1,210,851.20-1,670,983.20-694,627.63

Finding the Fourth Proportional to 1,210,851.20, 1,670,983.20 and 694,627.63

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Solution

The fourth proportional to 1,210,851.20, 1,670,983.20 and 694,627.63 is: 958,591.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,851.20 : 1,670,983.20 = 694,627.63 : x
  2. Step 2: Convert to fraction form
    1,210,851.20/1,670,983.20 = 694,627.63/x
  3. Step 3: Cross multiply
    1,210,851.20x = 1,670,983.20 × 694,627.63
  4. Step 4: Simplify right side
    1,210,851.20x = 1,160,711,095,808.36
  5. Step 5: Solve for x
    x = 1,160,711,095,808.36/1,210,851.20
  6. Step 6: Final answer
    x = 958,591.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.