Home / 1,339,313.43-1,848,267.51-788,151

Finding the Fourth Proportional to 1,339,313.43, 1,848,267.51 and 788,151

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Solution

The fourth proportional to 1,339,313.43, 1,848,267.51 and 788,151 is: 1,087,657.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,313.43 : 1,848,267.51 = 788,151 : x
  2. Step 2: Convert to fraction form
    1,339,313.43/1,848,267.51 = 788,151/x
  3. Step 3: Cross multiply
    1,339,313.43x = 1,848,267.51 × 788,151
  4. Step 4: Simplify right side
    1,339,313.43x = 1,456,713,886,274.01
  5. Step 5: Solve for x
    x = 1,456,713,886,274.01/1,339,313.43
  6. Step 6: Final answer
    x = 1,087,657.19

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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.