Home / 1,342,293.32-1,852,365.05-738,681.32

Finding the Fourth Proportional to 1,342,293.32, 1,852,365.05 and 738,681.32

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Solution

The fourth proportional to 1,342,293.32, 1,852,365.05 and 738,681.32 is: 1,019,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,293.32 : 1,852,365.05 = 738,681.32 : x
  2. Step 2: Convert to fraction form
    1,342,293.32/1,852,365.05 = 738,681.32/x
  3. Step 3: Cross multiply
    1,342,293.32x = 1,852,365.05 × 738,681.32
  4. Step 4: Simplify right side
    1,342,293.32x = 1,368,307,447,300.63
  5. Step 5: Solve for x
    x = 1,368,307,447,300.63/1,342,293.32
  6. Step 6: Final answer
    x = 1,019,380.36

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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.