Home / 2,142,473.54-3,213,729.14-545,038.34

Finding the Fourth Proportional to 2,142,473.54, 3,213,729.14 and 545,038.34

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Solution

The fourth proportional to 2,142,473.54, 3,213,729.14 and 545,038.34 is: 817,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,473.54 : 3,213,729.14 = 545,038.34 : x
  2. Step 2: Convert to fraction form
    2,142,473.54/3,213,729.14 = 545,038.34/x
  3. Step 3: Cross multiply
    2,142,473.54x = 3,213,729.14 × 545,038.34
  4. Step 4: Simplify right side
    2,142,473.54x = 1,751,605,576,881.39
  5. Step 5: Solve for x
    x = 1,751,605,576,881.39/2,142,473.54
  6. Step 6: Final answer
    x = 817,562.29

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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.