Home / 1,262,945.08-1,894,390.72-410,015.36

Finding the Fourth Proportional to 1,262,945.08, 1,894,390.72 and 410,015.36

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Solution

The fourth proportional to 1,262,945.08, 1,894,390.72 and 410,015.36 is: 615,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,945.08 : 1,894,390.72 = 410,015.36 : x
  2. Step 2: Convert to fraction form
    1,262,945.08/1,894,390.72 = 410,015.36/x
  3. Step 3: Cross multiply
    1,262,945.08x = 1,894,390.72 × 410,015.36
  4. Step 4: Simplify right side
    1,262,945.08x = 776,729,293,041.46
  5. Step 5: Solve for x
    x = 776,729,293,041.46/1,262,945.08
  6. Step 6: Final answer
    x = 615,014.31

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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.