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Finding the Fourth Proportional to 1,759,826, 2,428,559.88 and 955,010

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Solution

The fourth proportional to 1,759,826, 2,428,559.88 and 955,010 is: 1,317,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,826 : 2,428,559.88 = 955,010 : x
  2. Step 2: Convert to fraction form
    1,759,826/2,428,559.88 = 955,010/x
  3. Step 3: Cross multiply
    1,759,826x = 2,428,559.88 × 955,010
  4. Step 4: Simplify right side
    1,759,826x = 2,319,298,970,998.80
  5. Step 5: Solve for x
    x = 2,319,298,970,998.80/1,759,826
  6. Step 6: Final answer
    x = 1,317,913.80

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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.