Home / 1,307,669.40-1,961,500.68-348,125.04

Finding the Fourth Proportional to 1,307,669.40, 1,961,500.68 and 348,125.04

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Solution

The fourth proportional to 1,307,669.40, 1,961,500.68 and 348,125.04 is: 522,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,669.40 : 1,961,500.68 = 348,125.04 : x
  2. Step 2: Convert to fraction form
    1,307,669.40/1,961,500.68 = 348,125.04/x
  3. Step 3: Cross multiply
    1,307,669.40x = 1,961,500.68 × 348,125.04
  4. Step 4: Simplify right side
    1,307,669.40x = 682,847,502,685.03
  5. Step 5: Solve for x
    x = 682,847,502,685.03/1,307,669.40
  6. Step 6: Final answer
    x = 522,186.65

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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.