Home / 1,968,340.10-2,716,366.89-1,152,467.43

Finding the Fourth Proportional to 1,968,340.10, 2,716,366.89 and 1,152,467.43

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Solution

The fourth proportional to 1,968,340.10, 2,716,366.89 and 1,152,467.43 is: 1,590,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,340.10 : 2,716,366.89 = 1,152,467.43 : x
  2. Step 2: Convert to fraction form
    1,968,340.10/2,716,366.89 = 1,152,467.43/x
  3. Step 3: Cross multiply
    1,968,340.10x = 2,716,366.89 × 1,152,467.43
  4. Step 4: Simplify right side
    1,968,340.10x = 3,130,524,368,655.39
  5. Step 5: Solve for x
    x = 3,130,524,368,655.39/1,968,340.10
  6. Step 6: Final answer
    x = 1,590,438.75

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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.