Home / 1,434,878.57-2,152,441.79-369,911.63

Finding the Fourth Proportional to 1,434,878.57, 2,152,441.79 and 369,911.63

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Solution

The fourth proportional to 1,434,878.57, 2,152,441.79 and 369,911.63 is: 554,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,878.57 : 2,152,441.79 = 369,911.63 : x
  2. Step 2: Convert to fraction form
    1,434,878.57/2,152,441.79 = 369,911.63/x
  3. Step 3: Cross multiply
    1,434,878.57x = 2,152,441.79 × 369,911.63
  4. Step 4: Simplify right side
    1,434,878.57x = 796,213,255,937.73
  5. Step 5: Solve for x
    x = 796,213,255,937.73/1,434,878.57
  6. Step 6: Final answer
    x = 554,899.40

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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.