Home / 1,253,908.35-1,730,669.09-824,228.46

Finding the Fourth Proportional to 1,253,908.35, 1,730,669.09 and 824,228.46

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Solution

The fourth proportional to 1,253,908.35, 1,730,669.09 and 824,228.46 is: 1,137,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,908.35 : 1,730,669.09 = 824,228.46 : x
  2. Step 2: Convert to fraction form
    1,253,908.35/1,730,669.09 = 824,228.46/x
  3. Step 3: Cross multiply
    1,253,908.35x = 1,730,669.09 × 824,228.46
  4. Step 4: Simplify right side
    1,253,908.35x = 1,426,466,714,699.16
  5. Step 5: Solve for x
    x = 1,426,466,714,699.16/1,253,908.35
  6. Step 6: Final answer
    x = 1,137,616.41

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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.