Home / 1,342,265.60-1,852,326.78-738,653.60

Finding the Fourth Proportional to 1,342,265.60, 1,852,326.78 and 738,653.60

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Solution

The fourth proportional to 1,342,265.60, 1,852,326.78 and 738,653.60 is: 1,019,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,265.60 : 1,852,326.78 = 738,653.60 : x
  2. Step 2: Convert to fraction form
    1,342,265.60/1,852,326.78 = 738,653.60/x
  3. Step 3: Cross multiply
    1,342,265.60x = 1,852,326.78 × 738,653.60
  4. Step 4: Simplify right side
    1,342,265.60x = 1,368,227,844,423.41
  5. Step 5: Solve for x
    x = 1,368,227,844,423.41/1,342,265.60
  6. Step 6: Final answer
    x = 1,019,342.11

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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.