Home / 2,029,315.77-2,800,422.18-1,111,536.36

Finding the Fourth Proportional to 2,029,315.77, 2,800,422.18 and 1,111,536.36

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Solution

The fourth proportional to 2,029,315.77, 2,800,422.18 and 1,111,536.36 is: 1,533,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,315.77 : 2,800,422.18 = 1,111,536.36 : x
  2. Step 2: Convert to fraction form
    2,029,315.77/2,800,422.18 = 1,111,536.36/x
  3. Step 3: Cross multiply
    2,029,315.77x = 2,800,422.18 × 1,111,536.36
  4. Step 4: Simplify right side
    2,029,315.77x = 3,112,771,076,420.47
  5. Step 5: Solve for x
    x = 3,112,771,076,420.47/2,029,315.77
  6. Step 6: Final answer
    x = 1,533,901.78

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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.