Home / 1,064,736-1,596,316.68-643,918.32

Finding the Fourth Proportional to 1,064,736, 1,596,316.68 and 643,918.32

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Solution

The fourth proportional to 1,064,736, 1,596,316.68 and 643,918.32 is: 965,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,736 : 1,596,316.68 = 643,918.32 : x
  2. Step 2: Convert to fraction form
    1,064,736/1,596,316.68 = 643,918.32/x
  3. Step 3: Cross multiply
    1,064,736x = 1,596,316.68 × 643,918.32
  4. Step 4: Simplify right side
    1,064,736x = 1,027,897,554,773.58
  5. Step 5: Solve for x
    x = 1,027,897,554,773.58/1,064,736
  6. Step 6: Final answer
    x = 965,401.33

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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.