Home / 1,018,594.15-1,405,659.53-559,738.28

Finding the Fourth Proportional to 1,018,594.15, 1,405,659.53 and 559,738.28

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Solution

The fourth proportional to 1,018,594.15, 1,405,659.53 and 559,738.28 is: 772,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,594.15 : 1,405,659.53 = 559,738.28 : x
  2. Step 2: Convert to fraction form
    1,018,594.15/1,405,659.53 = 559,738.28/x
  3. Step 3: Cross multiply
    1,018,594.15x = 1,405,659.53 × 559,738.28
  4. Step 4: Simplify right side
    1,018,594.15x = 786,801,452,501.30
  5. Step 5: Solve for x
    x = 786,801,452,501.30/1,018,594.15
  6. Step 6: Final answer
    x = 772,438.61

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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.