Home / 1,899,482.97-2,621,266.59-1,028,298.15

Finding the Fourth Proportional to 1,899,482.97, 2,621,266.59 and 1,028,298.15

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Solution

The fourth proportional to 1,899,482.97, 2,621,266.59 and 1,028,298.15 is: 1,419,040.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,482.97 : 2,621,266.59 = 1,028,298.15 : x
  2. Step 2: Convert to fraction form
    1,899,482.97/2,621,266.59 = 1,028,298.15/x
  3. Step 3: Cross multiply
    1,899,482.97x = 2,621,266.59 × 1,028,298.15
  4. Step 4: Simplify right side
    1,899,482.97x = 2,695,443,585,153.81
  5. Step 5: Solve for x
    x = 2,695,443,585,153.81/1,899,482.97
  6. Step 6: Final answer
    x = 1,419,040.67

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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.