Home / 1,253,924.40-1,880,068.68-455,054.64

Finding the Fourth Proportional to 1,253,924.40, 1,880,068.68 and 455,054.64

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Solution

The fourth proportional to 1,253,924.40, 1,880,068.68 and 455,054.64 is: 682,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,924.40 : 1,880,068.68 = 455,054.64 : x
  2. Step 2: Convert to fraction form
    1,253,924.40/1,880,068.68 = 455,054.64/x
  3. Step 3: Cross multiply
    1,253,924.40x = 1,880,068.68 × 455,054.64
  4. Step 4: Simplify right side
    1,253,924.40x = 855,533,976,352.68
  5. Step 5: Solve for x
    x = 855,533,976,352.68/1,253,924.40
  6. Step 6: Final answer
    x = 682,285.13

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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.