Home / 1,003,448.12-1,384,762.13-544,562.66

Finding the Fourth Proportional to 1,003,448.12, 1,384,762.13 and 544,562.66

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Solution

The fourth proportional to 1,003,448.12, 1,384,762.13 and 544,562.66 is: 751,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,448.12 : 1,384,762.13 = 544,562.66 : x
  2. Step 2: Convert to fraction form
    1,003,448.12/1,384,762.13 = 544,562.66/x
  3. Step 3: Cross multiply
    1,003,448.12x = 1,384,762.13 × 544,562.66
  4. Step 4: Simplify right side
    1,003,448.12x = 754,089,751,761.27
  5. Step 5: Solve for x
    x = 754,089,751,761.27/1,003,448.12
  6. Step 6: Final answer
    x = 751,498.50

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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.