Home / 1,252,238.14-1,728,089.18-708,362.32

Finding the Fourth Proportional to 1,252,238.14, 1,728,089.18 and 708,362.32

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Solution

The fourth proportional to 1,252,238.14, 1,728,089.18 and 708,362.32 is: 977,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,238.14 : 1,728,089.18 = 708,362.32 : x
  2. Step 2: Convert to fraction form
    1,252,238.14/1,728,089.18 = 708,362.32/x
  3. Step 3: Cross multiply
    1,252,238.14x = 1,728,089.18 × 708,362.32
  4. Step 4: Simplify right side
    1,252,238.14x = 1,224,113,262,730.73
  5. Step 5: Solve for x
    x = 1,224,113,262,730.73/1,252,238.14
  6. Step 6: Final answer
    x = 977,540.32

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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.