Home / 1,021,916.34-1,410,177.06-613,775.66

Finding the Fourth Proportional to 1,021,916.34, 1,410,177.06 and 613,775.66

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Solution

The fourth proportional to 1,021,916.34, 1,410,177.06 and 613,775.66 is: 846,969.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,916.34 : 1,410,177.06 = 613,775.66 : x
  2. Step 2: Convert to fraction form
    1,021,916.34/1,410,177.06 = 613,775.66/x
  3. Step 3: Cross multiply
    1,021,916.34x = 1,410,177.06 × 613,775.66
  4. Step 4: Simplify right side
    1,021,916.34x = 865,532,355,718.36
  5. Step 5: Solve for x
    x = 865,532,355,718.36/1,021,916.34
  6. Step 6: Final answer
    x = 846,969.88

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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.