Home / 2,431,795.12-3,355,880.50-1,399,282.36

Finding the Fourth Proportional to 2,431,795.12, 3,355,880.50 and 1,399,282.36

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Solution

The fourth proportional to 2,431,795.12, 3,355,880.50 and 1,399,282.36 is: 1,931,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,795.12 : 3,355,880.50 = 1,399,282.36 : x
  2. Step 2: Convert to fraction form
    2,431,795.12/3,355,880.50 = 1,399,282.36/x
  3. Step 3: Cross multiply
    2,431,795.12x = 3,355,880.50 × 1,399,282.36
  4. Step 4: Simplify right side
    2,431,795.12x = 4,695,824,385,917.98
  5. Step 5: Solve for x
    x = 4,695,824,385,917.98/2,431,795.12
  6. Step 6: Final answer
    x = 1,931,011.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.