Home / 1,312,548.45-1,968,933.84-365,920.08

Finding the Fourth Proportional to 1,312,548.45, 1,968,933.84 and 365,920.08

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Solution

The fourth proportional to 1,312,548.45, 1,968,933.84 and 365,920.08 is: 548,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,548.45 : 1,968,933.84 = 365,920.08 : x
  2. Step 2: Convert to fraction form
    1,312,548.45/1,968,933.84 = 365,920.08/x
  3. Step 3: Cross multiply
    1,312,548.45x = 1,968,933.84 × 365,920.08
  4. Step 4: Simplify right side
    1,312,548.45x = 720,472,428,247.51
  5. Step 5: Solve for x
    x = 720,472,428,247.51/1,312,548.45
  6. Step 6: Final answer
    x = 548,911.11

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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.