Home / 2,208,342.82-3,312,509.17-692,141.28

Finding the Fourth Proportional to 2,208,342.82, 3,312,509.17 and 692,141.28

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Solution

The fourth proportional to 2,208,342.82, 3,312,509.17 and 692,141.28 is: 1,038,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,342.82 : 3,312,509.17 = 692,141.28 : x
  2. Step 2: Convert to fraction form
    2,208,342.82/3,312,509.17 = 692,141.28/x
  3. Step 3: Cross multiply
    2,208,342.82x = 3,312,509.17 × 692,141.28
  4. Step 4: Simplify right side
    2,208,342.82x = 2,292,724,336,935.54
  5. Step 5: Solve for x
    x = 2,292,724,336,935.54/2,208,342.82
  6. Step 6: Final answer
    x = 1,038,210.33

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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.