Home / 1,342,290.60-1,852,361.29-738,678.60

Finding the Fourth Proportional to 1,342,290.60, 1,852,361.29 and 738,678.60

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Solution

The fourth proportional to 1,342,290.60, 1,852,361.29 and 738,678.60 is: 1,019,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,290.60 : 1,852,361.29 = 738,678.60 : x
  2. Step 2: Convert to fraction form
    1,342,290.60/1,852,361.29 = 738,678.60/x
  3. Step 3: Cross multiply
    1,342,290.60x = 1,852,361.29 × 738,678.60
  4. Step 4: Simplify right side
    1,342,290.60x = 1,368,299,634,213.32
  5. Step 5: Solve for x
    x = 1,368,299,634,213.32/1,342,290.60
  6. Step 6: Final answer
    x = 1,019,376.61

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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.