Home / 1,365,685.12-1,884,770.56-753,947.52

Finding the Fourth Proportional to 1,365,685.12, 1,884,770.56 and 753,947.52

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Solution

The fourth proportional to 1,365,685.12, 1,884,770.56 and 753,947.52 is: 1,040,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,685.12 : 1,884,770.56 = 753,947.52 : x
  2. Step 2: Convert to fraction form
    1,365,685.12/1,884,770.56 = 753,947.52/x
  3. Step 3: Cross multiply
    1,365,685.12x = 1,884,770.56 × 753,947.52
  4. Step 4: Simplify right side
    1,365,685.12x = 1,421,018,089,481.01
  5. Step 5: Solve for x
    x = 1,421,018,089,481.01/1,365,685.12
  6. Step 6: Final answer
    x = 1,040,516.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.