Home / 1,312,027.86-1,968,308.79-502,354.90

Finding the Fourth Proportional to 1,312,027.86, 1,968,308.79 and 502,354.90

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Solution

The fourth proportional to 1,312,027.86, 1,968,308.79 and 502,354.90 is: 753,634.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,027.86 : 1,968,308.79 = 502,354.90 : x
  2. Step 2: Convert to fraction form
    1,312,027.86/1,968,308.79 = 502,354.90/x
  3. Step 3: Cross multiply
    1,312,027.86x = 1,968,308.79 × 502,354.90
  4. Step 4: Simplify right side
    1,312,027.86x = 988,789,565,369.57
  5. Step 5: Solve for x
    x = 988,789,565,369.57/1,312,027.86
  6. Step 6: Final answer
    x = 753,634.58

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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.