Home / 2,385,888-3,292,525.44-1,312,800

Finding the Fourth Proportional to 2,385,888, 3,292,525.44 and 1,312,800

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Solution

The fourth proportional to 2,385,888, 3,292,525.44 and 1,312,800 is: 1,811,664

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,888 : 3,292,525.44 = 1,312,800 : x
  2. Step 2: Convert to fraction form
    2,385,888/3,292,525.44 = 1,312,800/x
  3. Step 3: Cross multiply
    2,385,888x = 3,292,525.44 × 1,312,800
  4. Step 4: Simplify right side
    2,385,888x = 4,322,427,397,632
  5. Step 5: Solve for x
    x = 4,322,427,397,632/2,385,888
  6. Step 6: Final answer
    x = 1,811,664

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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.