Home / 1,627,416.16-2,246,066.80-902,425.12

Finding the Fourth Proportional to 1,627,416.16, 2,246,066.80 and 902,425.12

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Solution

The fourth proportional to 1,627,416.16, 2,246,066.80 and 902,425.12 is: 1,245,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,416.16 : 2,246,066.80 = 902,425.12 : x
  2. Step 2: Convert to fraction form
    1,627,416.16/2,246,066.80 = 902,425.12/x
  3. Step 3: Cross multiply
    1,627,416.16x = 2,246,066.80 × 902,425.12
  4. Step 4: Simplify right side
    1,627,416.16x = 2,026,907,101,518.02
  5. Step 5: Solve for x
    x = 2,026,907,101,518.02/1,627,416.16
  6. Step 6: Final answer
    x = 1,245,475.59

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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.