Home / 1,030,662.52-1,422,328.94-622,707.64

Finding the Fourth Proportional to 1,030,662.52, 1,422,328.94 and 622,707.64

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Solution

The fourth proportional to 1,030,662.52, 1,422,328.94 and 622,707.64 is: 859,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,662.52 : 1,422,328.94 = 622,707.64 : x
  2. Step 2: Convert to fraction form
    1,030,662.52/1,422,328.94 = 622,707.64/x
  3. Step 3: Cross multiply
    1,030,662.52x = 1,422,328.94 × 622,707.64
  4. Step 4: Simplify right side
    1,030,662.52x = 885,695,097,531.10
  5. Step 5: Solve for x
    x = 885,695,097,531.10/1,030,662.52
  6. Step 6: Final answer
    x = 859,345.40

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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.