Home / 1,307,782.38-1,961,710.38-361,153.10

Finding the Fourth Proportional to 1,307,782.38, 1,961,710.38 and 361,153.10

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Solution

The fourth proportional to 1,307,782.38, 1,961,710.38 and 361,153.10 is: 541,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,782.38 : 1,961,710.38 = 361,153.10 : x
  2. Step 2: Convert to fraction form
    1,307,782.38/1,961,710.38 = 361,153.10/x
  3. Step 3: Cross multiply
    1,307,782.38x = 1,961,710.38 × 361,153.10
  4. Step 4: Simplify right side
    1,307,782.38x = 708,477,778,908.83
  5. Step 5: Solve for x
    x = 708,477,778,908.83/1,307,782.38
  6. Step 6: Final answer
    x = 541,739.81

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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.