Home / 1,696,929.68-2,341,742.32-1,263,284.48

Finding the Fourth Proportional to 1,696,929.68, 2,341,742.32 and 1,263,284.48

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Solution

The fourth proportional to 1,696,929.68, 2,341,742.32 and 1,263,284.48 is: 1,743,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,929.68 : 2,341,742.32 = 1,263,284.48 : x
  2. Step 2: Convert to fraction form
    1,696,929.68/2,341,742.32 = 1,263,284.48/x
  3. Step 3: Cross multiply
    1,696,929.68x = 2,341,742.32 × 1,263,284.48
  4. Step 4: Simplify right side
    1,696,929.68x = 2,958,286,731,711.34
  5. Step 5: Solve for x
    x = 2,958,286,731,711.34/1,696,929.68
  6. Step 6: Final answer
    x = 1,743,317.22

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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.