Home / 1,754,687.48-2,421,382.01-980,164.67

Finding the Fourth Proportional to 1,754,687.48, 2,421,382.01 and 980,164.67

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Solution

The fourth proportional to 1,754,687.48, 2,421,382.01 and 980,164.67 is: 1,352,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,687.48 : 2,421,382.01 = 980,164.67 : x
  2. Step 2: Convert to fraction form
    1,754,687.48/2,421,382.01 = 980,164.67/x
  3. Step 3: Cross multiply
    1,754,687.48x = 2,421,382.01 × 980,164.67
  4. Step 4: Simplify right side
    1,754,687.48x = 2,373,353,081,767.85
  5. Step 5: Solve for x
    x = 2,373,353,081,767.85/1,754,687.48
  6. Step 6: Final answer
    x = 1,352,578.80

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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.