Home / 1,132,378.96-1,698,848.44-930,316.54

Finding the Fourth Proportional to 1,132,378.96, 1,698,848.44 and 930,316.54

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Solution

The fourth proportional to 1,132,378.96, 1,698,848.44 and 930,316.54 is: 1,395,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,378.96 : 1,698,848.44 = 930,316.54 : x
  2. Step 2: Convert to fraction form
    1,132,378.96/1,698,848.44 = 930,316.54/x
  3. Step 3: Cross multiply
    1,132,378.96x = 1,698,848.44 × 930,316.54
  4. Step 4: Simplify right side
    1,132,378.96x = 1,580,466,802,685.20
  5. Step 5: Solve for x
    x = 1,580,466,802,685.20/1,132,378.96
  6. Step 6: Final answer
    x = 1,395,704.85

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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.