Home / 1,697,583.31-2,546,375.63-418,215.67

Finding the Fourth Proportional to 1,697,583.31, 2,546,375.63 and 418,215.67

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Solution

The fourth proportional to 1,697,583.31, 2,546,375.63 and 418,215.67 is: 627,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,583.31 : 2,546,375.63 = 418,215.67 : x
  2. Step 2: Convert to fraction form
    1,697,583.31/2,546,375.63 = 418,215.67/x
  3. Step 3: Cross multiply
    1,697,583.31x = 2,546,375.63 × 418,215.67
  4. Step 4: Simplify right side
    1,697,583.31x = 1,064,934,181,715.10
  5. Step 5: Solve for x
    x = 1,064,934,181,715.10/1,697,583.31
  6. Step 6: Final answer
    x = 627,323.66

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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.