Home / 1,129,598.40-1,694,386.80-276,673.80

Finding the Fourth Proportional to 1,129,598.40, 1,694,386.80 and 276,673.80

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Solution

The fourth proportional to 1,129,598.40, 1,694,386.80 and 276,673.80 is: 415,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,598.40 : 1,694,386.80 = 276,673.80 : x
  2. Step 2: Convert to fraction form
    1,129,598.40/1,694,386.80 = 276,673.80/x
  3. Step 3: Cross multiply
    1,129,598.40x = 1,694,386.80 × 276,673.80
  4. Step 4: Simplify right side
    1,129,598.40x = 468,792,434,625.84
  5. Step 5: Solve for x
    x = 468,792,434,625.84/1,129,598.40
  6. Step 6: Final answer
    x = 415,008.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.