Home / 1,928,266.11-2,892,427.74-729,866.67

Finding the Fourth Proportional to 1,928,266.11, 2,892,427.74 and 729,866.67

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Solution

The fourth proportional to 1,928,266.11, 2,892,427.74 and 729,866.67 is: 1,094,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,266.11 : 2,892,427.74 = 729,866.67 : x
  2. Step 2: Convert to fraction form
    1,928,266.11/2,892,427.74 = 729,866.67/x
  3. Step 3: Cross multiply
    1,928,266.11x = 2,892,427.74 × 729,866.67
  4. Step 4: Simplify right side
    1,928,266.11x = 2,111,086,602,809.43
  5. Step 5: Solve for x
    x = 2,111,086,602,809.43/1,928,266.11
  6. Step 6: Final answer
    x = 1,094,810.82

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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.