Home / 1,754,515.30-2,421,440.85-1,066,299.25

Finding the Fourth Proportional to 1,754,515.30, 2,421,440.85 and 1,066,299.25

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Solution

The fourth proportional to 1,754,515.30, 2,421,440.85 and 1,066,299.25 is: 1,471,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,515.30 : 2,421,440.85 = 1,066,299.25 : x
  2. Step 2: Convert to fraction form
    1,754,515.30/2,421,440.85 = 1,066,299.25/x
  3. Step 3: Cross multiply
    1,754,515.30x = 2,421,440.85 × 1,066,299.25
  4. Step 4: Simplify right side
    1,754,515.30x = 2,581,980,562,274.36
  5. Step 5: Solve for x
    x = 2,581,980,562,274.36/1,754,515.30
  6. Step 6: Final answer
    x = 1,471,620.43

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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.