Home / 1,040,857.69-1,435,943.77-696,804.46

Finding the Fourth Proportional to 1,040,857.69, 1,435,943.77 and 696,804.46

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Solution

The fourth proportional to 1,040,857.69, 1,435,943.77 and 696,804.46 is: 961,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,857.69 : 1,435,943.77 = 696,804.46 : x
  2. Step 2: Convert to fraction form
    1,040,857.69/1,435,943.77 = 696,804.46/x
  3. Step 3: Cross multiply
    1,040,857.69x = 1,435,943.77 × 696,804.46
  4. Step 4: Simplify right side
    1,040,857.69x = 1,000,572,017,913.34
  5. Step 5: Solve for x
    x = 1,000,572,017,913.34/1,040,857.69
  6. Step 6: Final answer
    x = 961,295.70

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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.