Home / 1,493,186.70-2,240,298.45-651,996.30

Finding the Fourth Proportional to 1,493,186.70, 2,240,298.45 and 651,996.30

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Solution

The fourth proportional to 1,493,186.70, 2,240,298.45 and 651,996.30 is: 978,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,186.70 : 2,240,298.45 = 651,996.30 : x
  2. Step 2: Convert to fraction form
    1,493,186.70/2,240,298.45 = 651,996.30/x
  3. Step 3: Cross multiply
    1,493,186.70x = 2,240,298.45 × 651,996.30
  4. Step 4: Simplify right side
    1,493,186.70x = 1,460,666,300,295.74
  5. Step 5: Solve for x
    x = 1,460,666,300,295.74/1,493,186.70
  6. Step 6: Final answer
    x = 978,220.81

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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.