Home / 1,820,960.27-2,512,925.67-1,005,164.48

Finding the Fourth Proportional to 1,820,960.27, 2,512,925.67 and 1,005,164.48

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Solution

The fourth proportional to 1,820,960.27, 2,512,925.67 and 1,005,164.48 is: 1,387,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,960.27 : 2,512,925.67 = 1,005,164.48 : x
  2. Step 2: Convert to fraction form
    1,820,960.27/2,512,925.67 = 1,005,164.48/x
  3. Step 3: Cross multiply
    1,820,960.27x = 2,512,925.67 × 1,005,164.48
  4. Step 4: Simplify right side
    1,820,960.27x = 2,525,903,634,415.88
  5. Step 5: Solve for x
    x = 2,525,903,634,415.88/1,820,960.27
  6. Step 6: Final answer
    x = 1,387,127.26

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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.