Home / 1,064,712.74-1,469,305.78-581,278.01

Finding the Fourth Proportional to 1,064,712.74, 1,469,305.78 and 581,278.01

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Solution

The fourth proportional to 1,064,712.74, 1,469,305.78 and 581,278.01 is: 802,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,712.74 : 1,469,305.78 = 581,278.01 : x
  2. Step 2: Convert to fraction form
    1,064,712.74/1,469,305.78 = 581,278.01/x
  3. Step 3: Cross multiply
    1,064,712.74x = 1,469,305.78 × 581,278.01
  4. Step 4: Simplify right side
    1,064,712.74x = 854,075,131,080.17
  5. Step 5: Solve for x
    x = 854,075,131,080.17/1,064,712.74
  6. Step 6: Final answer
    x = 802,164.85

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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.