Home / 1,237,012.44-1,851,783.48-1,118,739.48

Finding the Fourth Proportional to 1,237,012.44, 1,851,783.48 and 1,118,739.48

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Solution

The fourth proportional to 1,237,012.44, 1,851,783.48 and 1,118,739.48 is: 1,674,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,012.44 : 1,851,783.48 = 1,118,739.48 : x
  2. Step 2: Convert to fraction form
    1,237,012.44/1,851,783.48 = 1,118,739.48/x
  3. Step 3: Cross multiply
    1,237,012.44x = 1,851,783.48 × 1,118,739.48
  4. Step 4: Simplify right side
    1,237,012.44x = 2,071,663,287,487.79
  5. Step 5: Solve for x
    x = 2,071,663,287,487.79/1,237,012.44
  6. Step 6: Final answer
    x = 1,674,731.17

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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.