Home / 1,342,293.69-1,852,365.56-738,681.69

Finding the Fourth Proportional to 1,342,293.69, 1,852,365.56 and 738,681.69

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Solution

The fourth proportional to 1,342,293.69, 1,852,365.56 and 738,681.69 is: 1,019,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,293.69 : 1,852,365.56 = 738,681.69 : x
  2. Step 2: Convert to fraction form
    1,342,293.69/1,852,365.56 = 738,681.69/x
  3. Step 3: Cross multiply
    1,342,293.69x = 1,852,365.56 × 738,681.69
  4. Step 4: Simplify right side
    1,342,293.69x = 1,368,308,522,358.60
  5. Step 5: Solve for x
    x = 1,368,308,522,358.60/1,342,293.69
  6. Step 6: Final answer
    x = 1,019,380.88

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