Home / 5,111,590.59-7,054,015.14-2,788,532.75

Finding the Fourth Proportional to 5,111,590.59, 7,054,015.14 and 2,788,532.75

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Solution

The fourth proportional to 5,111,590.59, 7,054,015.14 and 2,788,532.75 is: 3,848,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,590.59 : 7,054,015.14 = 2,788,532.75 : x
  2. Step 2: Convert to fraction form
    5,111,590.59/7,054,015.14 = 2,788,532.75/x
  3. Step 3: Cross multiply
    5,111,590.59x = 7,054,015.14 × 2,788,532.75
  4. Step 4: Simplify right side
    5,111,590.59x = 19,670,352,254,520.87
  5. Step 5: Solve for x
    x = 19,670,352,254,520.87/5,111,590.59
  6. Step 6: Final answer
    x = 3,848,186.18

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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.