Home / 1,889,718.40-2,607,699.03-1,073,808.84

Finding the Fourth Proportional to 1,889,718.40, 2,607,699.03 and 1,073,808.84

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Solution

The fourth proportional to 1,889,718.40, 2,607,699.03 and 1,073,808.84 is: 1,481,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,718.40 : 2,607,699.03 = 1,073,808.84 : x
  2. Step 2: Convert to fraction form
    1,889,718.40/2,607,699.03 = 1,073,808.84/x
  3. Step 3: Cross multiply
    1,889,718.40x = 2,607,699.03 × 1,073,808.84
  4. Step 4: Simplify right side
    1,889,718.40x = 2,800,170,270,473.43
  5. Step 5: Solve for x
    x = 2,800,170,270,473.43/1,889,718.40
  6. Step 6: Final answer
    x = 1,481,792.35

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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.