Home / 2,145,103.15-2,960,263.70-1,165,061.32

Finding the Fourth Proportional to 2,145,103.15, 2,960,263.70 and 1,165,061.32

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Solution

The fourth proportional to 2,145,103.15, 2,960,263.70 and 1,165,061.32 is: 1,607,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,103.15 : 2,960,263.70 = 1,165,061.32 : x
  2. Step 2: Convert to fraction form
    2,145,103.15/2,960,263.70 = 1,165,061.32/x
  3. Step 3: Cross multiply
    2,145,103.15x = 2,960,263.70 × 1,165,061.32
  4. Step 4: Simplify right side
    2,145,103.15x = 3,448,888,729,382.08
  5. Step 5: Solve for x
    x = 3,448,888,729,382.08/2,145,103.15
  6. Step 6: Final answer
    x = 1,607,796.22

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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.