Home / 1,459,161.68-2,013,561.72-814,623.39

Finding the Fourth Proportional to 1,459,161.68, 2,013,561.72 and 814,623.39

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Solution

The fourth proportional to 1,459,161.68, 2,013,561.72 and 814,623.39 is: 1,124,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,161.68 : 2,013,561.72 = 814,623.39 : x
  2. Step 2: Convert to fraction form
    1,459,161.68/2,013,561.72 = 814,623.39/x
  3. Step 3: Cross multiply
    1,459,161.68x = 2,013,561.72 × 814,623.39
  4. Step 4: Simplify right side
    1,459,161.68x = 1,640,294,474,320.63
  5. Step 5: Solve for x
    x = 1,640,294,474,320.63/1,459,161.68
  6. Step 6: Final answer
    x = 1,124,134.84

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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.