Home / 1,204,394.96-1,662,095.56-660,552.40

Finding the Fourth Proportional to 1,204,394.96, 1,662,095.56 and 660,552.40

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Solution

The fourth proportional to 1,204,394.96, 1,662,095.56 and 660,552.40 is: 911,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,394.96 : 1,662,095.56 = 660,552.40 : x
  2. Step 2: Convert to fraction form
    1,204,394.96/1,662,095.56 = 660,552.40/x
  3. Step 3: Cross multiply
    1,204,394.96x = 1,662,095.56 × 660,552.40
  4. Step 4: Simplify right side
    1,204,394.96x = 1,097,901,211,187.34
  5. Step 5: Solve for x
    x = 1,097,901,211,187.34/1,204,394.96
  6. Step 6: Final answer
    x = 911,579.05

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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.