Home / 1,180,973.40-1,770,147.90-648,876.30

Finding the Fourth Proportional to 1,180,973.40, 1,770,147.90 and 648,876.30

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Solution

The fourth proportional to 1,180,973.40, 1,770,147.90 and 648,876.30 is: 972,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,973.40 : 1,770,147.90 = 648,876.30 : x
  2. Step 2: Convert to fraction form
    1,180,973.40/1,770,147.90 = 648,876.30/x
  3. Step 3: Cross multiply
    1,180,973.40x = 1,770,147.90 × 648,876.30
  4. Step 4: Simplify right side
    1,180,973.40x = 1,148,607,019,804.77
  5. Step 5: Solve for x
    x = 1,148,607,019,804.77/1,180,973.40
  6. Step 6: Final answer
    x = 972,593.47

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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.