Home / 1,806,484.53-2,709,728.01-458,748.21

Finding the Fourth Proportional to 1,806,484.53, 2,709,728.01 and 458,748.21

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Solution

The fourth proportional to 1,806,484.53, 2,709,728.01 and 458,748.21 is: 688,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,484.53 : 2,709,728.01 = 458,748.21 : x
  2. Step 2: Convert to fraction form
    1,806,484.53/2,709,728.01 = 458,748.21/x
  3. Step 3: Cross multiply
    1,806,484.53x = 2,709,728.01 × 458,748.21
  4. Step 4: Simplify right side
    1,806,484.53x = 1,243,082,874,174.36
  5. Step 5: Solve for x
    x = 1,243,082,874,174.36/1,806,484.53
  6. Step 6: Final answer
    x = 688,122.62

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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.