Home / 778,848.90-1,168,273.35-731,609.70

Finding the Fourth Proportional to 778,848.90, 1,168,273.35 and 731,609.70

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Solution

The fourth proportional to 778,848.90, 1,168,273.35 and 731,609.70 is: 1,097,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,848.90 : 1,168,273.35 = 731,609.70 : x
  2. Step 2: Convert to fraction form
    778,848.90/1,168,273.35 = 731,609.70/x
  3. Step 3: Cross multiply
    778,848.90x = 1,168,273.35 × 731,609.70
  4. Step 4: Simplify right side
    778,848.90x = 854,720,115,111.50
  5. Step 5: Solve for x
    x = 854,720,115,111.50/778,848.90
  6. Step 6: Final answer
    x = 1,097,414.55

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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.