Home / 2,909,147.60-4,014,623.67-1,686,162.51

Finding the Fourth Proportional to 2,909,147.60, 4,014,623.67 and 1,686,162.51

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Solution

The fourth proportional to 2,909,147.60, 4,014,623.67 and 1,686,162.51 is: 2,326,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,147.60 : 4,014,623.67 = 1,686,162.51 : x
  2. Step 2: Convert to fraction form
    2,909,147.60/4,014,623.67 = 1,686,162.51/x
  3. Step 3: Cross multiply
    2,909,147.60x = 4,014,623.67 × 1,686,162.51
  4. Step 4: Simplify right side
    2,909,147.60x = 6,769,307,895,608.68
  5. Step 5: Solve for x
    x = 6,769,307,895,608.68/2,909,147.60
  6. Step 6: Final answer
    x = 2,326,904.25

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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.