Home / 1,925,178.65-2,657,999.93-1,237,115.64

Finding the Fourth Proportional to 1,925,178.65, 2,657,999.93 and 1,237,115.64

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Solution

The fourth proportional to 1,925,178.65, 2,657,999.93 and 1,237,115.64 is: 1,708,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,178.65 : 2,657,999.93 = 1,237,115.64 : x
  2. Step 2: Convert to fraction form
    1,925,178.65/2,657,999.93 = 1,237,115.64/x
  3. Step 3: Cross multiply
    1,925,178.65x = 2,657,999.93 × 1,237,115.64
  4. Step 4: Simplify right side
    1,925,178.65x = 3,288,253,278,336.33
  5. Step 5: Solve for x
    x = 3,288,253,278,336.33/1,925,178.65
  6. Step 6: Final answer
    x = 1,708,025.01

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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.