Home / 1,018,600.64-1,405,586.60-588,908.45

Finding the Fourth Proportional to 1,018,600.64, 1,405,586.60 and 588,908.45

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Solution

The fourth proportional to 1,018,600.64, 1,405,586.60 and 588,908.45 is: 812,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,600.64 : 1,405,586.60 = 588,908.45 : x
  2. Step 2: Convert to fraction form
    1,018,600.64/1,405,586.60 = 588,908.45/x
  3. Step 3: Cross multiply
    1,018,600.64x = 1,405,586.60 × 588,908.45
  4. Step 4: Simplify right side
    1,018,600.64x = 827,761,825,946.77
  5. Step 5: Solve for x
    x = 827,761,825,946.77/1,018,600.64
  6. Step 6: Final answer
    x = 812,646.09

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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.