Home / 1,904,681.92-2,628,536.80-1,045,273.18

Finding the Fourth Proportional to 1,904,681.92, 2,628,536.80 and 1,045,273.18

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Solution

The fourth proportional to 1,904,681.92, 2,628,536.80 and 1,045,273.18 is: 1,442,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,681.92 : 2,628,536.80 = 1,045,273.18 : x
  2. Step 2: Convert to fraction form
    1,904,681.92/2,628,536.80 = 1,045,273.18/x
  3. Step 3: Cross multiply
    1,904,681.92x = 2,628,536.80 × 1,045,273.18
  4. Step 4: Simplify right side
    1,904,681.92x = 2,747,539,019,683.02
  5. Step 5: Solve for x
    x = 2,747,539,019,683.02/1,904,681.92
  6. Step 6: Final answer
    x = 1,442,518.56

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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.