Home / 1,904,639.34-2,628,478.13-1,045,230.38

Finding the Fourth Proportional to 1,904,639.34, 2,628,478.13 and 1,045,230.38

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Solution

The fourth proportional to 1,904,639.34, 2,628,478.13 and 1,045,230.38 is: 1,442,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,639.34 : 2,628,478.13 = 1,045,230.38 : x
  2. Step 2: Convert to fraction form
    1,904,639.34/2,628,478.13 = 1,045,230.38/x
  3. Step 3: Cross multiply
    1,904,639.34x = 2,628,478.13 × 1,045,230.38
  4. Step 4: Simplify right side
    1,904,639.34x = 2,747,365,176,273.05
  5. Step 5: Solve for x
    x = 2,747,365,176,273.05/1,904,639.34
  6. Step 6: Final answer
    x = 1,442,459.53

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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.