Home / 1,230,925.74-1,846,203.90-389,368.14

Finding the Fourth Proportional to 1,230,925.74, 1,846,203.90 and 389,368.14

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Solution

The fourth proportional to 1,230,925.74, 1,846,203.90 and 389,368.14 is: 583,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,925.74 : 1,846,203.90 = 389,368.14 : x
  2. Step 2: Convert to fraction form
    1,230,925.74/1,846,203.90 = 389,368.14/x
  3. Step 3: Cross multiply
    1,230,925.74x = 1,846,203.90 × 389,368.14
  4. Step 4: Simplify right side
    1,230,925.74x = 718,852,978,603.75
  5. Step 5: Solve for x
    x = 718,852,978,603.75/1,230,925.74
  6. Step 6: Final answer
    x = 583,993.78

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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.