Home / 2,739,971.80-4,110,216.90-745,427.80

Finding the Fourth Proportional to 2,739,971.80, 4,110,216.90 and 745,427.80

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Solution

The fourth proportional to 2,739,971.80, 4,110,216.90 and 745,427.80 is: 1,118,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,971.80 : 4,110,216.90 = 745,427.80 : x
  2. Step 2: Convert to fraction form
    2,739,971.80/4,110,216.90 = 745,427.80/x
  3. Step 3: Cross multiply
    2,739,971.80x = 4,110,216.90 × 745,427.80
  4. Step 4: Simplify right side
    2,739,971.80x = 3,063,869,941,289.82
  5. Step 5: Solve for x
    x = 3,063,869,941,289.82/2,739,971.80
  6. Step 6: Final answer
    x = 1,118,212.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.