Home / 1,449,570.79-2,173,396.48-691,529.25

Finding the Fourth Proportional to 1,449,570.79, 2,173,396.48 and 691,529.25

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Solution

The fourth proportional to 1,449,570.79, 2,173,396.48 and 691,529.25 is: 1,036,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,570.79 : 2,173,396.48 = 691,529.25 : x
  2. Step 2: Convert to fraction form
    1,449,570.79/2,173,396.48 = 691,529.25/x
  3. Step 3: Cross multiply
    1,449,570.79x = 2,173,396.48 × 691,529.25
  4. Step 4: Simplify right side
    1,449,570.79x = 1,502,967,236,038.22
  5. Step 5: Solve for x
    x = 1,502,967,236,038.22/1,449,570.79
  6. Step 6: Final answer
    x = 1,036,836.04

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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.