Home / 1,213,838.26-1,675,138.32-697,688.03

Finding the Fourth Proportional to 1,213,838.26, 1,675,138.32 and 697,688.03

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Solution

The fourth proportional to 1,213,838.26, 1,675,138.32 and 697,688.03 is: 962,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,838.26 : 1,675,138.32 = 697,688.03 : x
  2. Step 2: Convert to fraction form
    1,213,838.26/1,675,138.32 = 697,688.03/x
  3. Step 3: Cross multiply
    1,213,838.26x = 1,675,138.32 × 697,688.03
  4. Step 4: Simplify right side
    1,213,838.26x = 1,168,723,958,646.16
  5. Step 5: Solve for x
    x = 1,168,723,958,646.16/1,213,838.26
  6. Step 6: Final answer
    x = 962,833.35

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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.