Home / 954,415.38-1,316,654.34-845,629.90

Finding the Fourth Proportional to 954,415.38, 1,316,654.34 and 845,629.90

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Solution

The fourth proportional to 954,415.38, 1,316,654.34 and 845,629.90 is: 1,166,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,415.38 : 1,316,654.34 = 845,629.90 : x
  2. Step 2: Convert to fraction form
    954,415.38/1,316,654.34 = 845,629.90/x
  3. Step 3: Cross multiply
    954,415.38x = 1,316,654.34 × 845,629.90
  4. Step 4: Simplify right side
    954,415.38x = 1,113,402,274,577.13
  5. Step 5: Solve for x
    x = 1,113,402,274,577.13/954,415.38
  6. Step 6: Final answer
    x = 1,166,580.40

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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.