Home / 1,310,959.35-1,809,296.33-738,111.15

Finding the Fourth Proportional to 1,310,959.35, 1,809,296.33 and 738,111.15

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Solution

The fourth proportional to 1,310,959.35, 1,809,296.33 and 738,111.15 is: 1,018,690.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,959.35 : 1,809,296.33 = 738,111.15 : x
  2. Step 2: Convert to fraction form
    1,310,959.35/1,809,296.33 = 738,111.15/x
  3. Step 3: Cross multiply
    1,310,959.35x = 1,809,296.33 × 738,111.15
  4. Step 4: Simplify right side
    1,310,959.35x = 1,335,461,794,827.08
  5. Step 5: Solve for x
    x = 1,335,461,794,827.08/1,310,959.35
  6. Step 6: Final answer
    x = 1,018,690.47

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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.