Home / 1,255,932.80-1,884,014.40-414,486.40

Finding the Fourth Proportional to 1,255,932.80, 1,884,014.40 and 414,486.40

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Solution

The fourth proportional to 1,255,932.80, 1,884,014.40 and 414,486.40 is: 621,767.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,932.80 : 1,884,014.40 = 414,486.40 : x
  2. Step 2: Convert to fraction form
    1,255,932.80/1,884,014.40 = 414,486.40/x
  3. Step 3: Cross multiply
    1,255,932.80x = 1,884,014.40 × 414,486.40
  4. Step 4: Simplify right side
    1,255,932.80x = 780,898,346,204.16
  5. Step 5: Solve for x
    x = 780,898,346,204.16/1,255,932.80
  6. Step 6: Final answer
    x = 621,767.62

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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.