Home / 1,064,864.64-1,469,572.72-581,474.64

Finding the Fourth Proportional to 1,064,864.64, 1,469,572.72 and 581,474.64

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Solution

The fourth proportional to 1,064,864.64, 1,469,572.72 and 581,474.64 is: 802,467.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,864.64 : 1,469,572.72 = 581,474.64 : x
  2. Step 2: Convert to fraction form
    1,064,864.64/1,469,572.72 = 581,474.64/x
  3. Step 3: Cross multiply
    1,064,864.64x = 1,469,572.72 × 581,474.64
  4. Step 4: Simplify right side
    1,064,864.64x = 854,519,268,315.82
  5. Step 5: Solve for x
    x = 854,519,268,315.82/1,064,864.64
  6. Step 6: Final answer
    x = 802,467.50

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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.