Home / 1,904,763.29-2,628,605.40-1,045,403.51

Finding the Fourth Proportional to 1,904,763.29, 2,628,605.40 and 1,045,403.51

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Solution

The fourth proportional to 1,904,763.29, 2,628,605.40 and 1,045,403.51 is: 1,442,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,763.29 : 2,628,605.40 = 1,045,403.51 : x
  2. Step 2: Convert to fraction form
    1,904,763.29/2,628,605.40 = 1,045,403.51/x
  3. Step 3: Cross multiply
    1,904,763.29x = 2,628,605.40 × 1,045,403.51
  4. Step 4: Simplify right side
    1,904,763.29x = 2,747,953,311,564.95
  5. Step 5: Solve for x
    x = 2,747,953,311,564.95/1,904,763.29
  6. Step 6: Final answer
    x = 1,442,674.44

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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.