Home / 1,904,636.40-2,628,430.48-1,045,276.62

Finding the Fourth Proportional to 1,904,636.40, 2,628,430.48 and 1,045,276.62

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Solution

The fourth proportional to 1,904,636.40, 2,628,430.48 and 1,045,276.62 is: 1,442,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,636.40 : 2,628,430.48 = 1,045,276.62 : x
  2. Step 2: Convert to fraction form
    1,904,636.40/2,628,430.48 = 1,045,276.62/x
  3. Step 3: Cross multiply
    1,904,636.40x = 2,628,430.48 × 1,045,276.62
  4. Step 4: Simplify right side
    1,904,636.40x = 2,747,436,928,039.38
  5. Step 5: Solve for x
    x = 2,747,436,928,039.38/1,904,636.40
  6. Step 6: Final answer
    x = 1,442,499.43

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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.