Home / 1,019,650.76-1,529,680.32-571,009.64

Finding the Fourth Proportional to 1,019,650.76, 1,529,680.32 and 571,009.64

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Solution

The fourth proportional to 1,019,650.76, 1,529,680.32 and 571,009.64 is: 856,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,650.76 : 1,529,680.32 = 571,009.64 : x
  2. Step 2: Convert to fraction form
    1,019,650.76/1,529,680.32 = 571,009.64/x
  3. Step 3: Cross multiply
    1,019,650.76x = 1,529,680.32 × 571,009.64
  4. Step 4: Simplify right side
    1,019,650.76x = 873,462,208,838.29
  5. Step 5: Solve for x
    x = 873,462,208,838.29/1,019,650.76
  6. Step 6: Final answer
    x = 856,628.80

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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.