Home / 1,836,180.12-2,533,767.20-1,020,332.10

Finding the Fourth Proportional to 1,836,180.12, 2,533,767.20 and 1,020,332.10

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Solution

The fourth proportional to 1,836,180.12, 2,533,767.20 and 1,020,332.10 is: 1,407,968.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,180.12 : 2,533,767.20 = 1,020,332.10 : x
  2. Step 2: Convert to fraction form
    1,836,180.12/2,533,767.20 = 1,020,332.10/x
  3. Step 3: Cross multiply
    1,836,180.12x = 2,533,767.20 × 1,020,332.10
  4. Step 4: Simplify right side
    1,836,180.12x = 2,585,284,008,087.12
  5. Step 5: Solve for x
    x = 2,585,284,008,087.12/1,836,180.12
  6. Step 6: Final answer
    x = 1,407,968.63

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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.