Home / 2,018,101.16-2,785,001.32-1,100,322.80

Finding the Fourth Proportional to 2,018,101.16, 2,785,001.32 and 1,100,322.80

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Solution

The fourth proportional to 2,018,101.16, 2,785,001.32 and 1,100,322.80 is: 1,518,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,101.16 : 2,785,001.32 = 1,100,322.80 : x
  2. Step 2: Convert to fraction form
    2,018,101.16/2,785,001.32 = 1,100,322.80/x
  3. Step 3: Cross multiply
    2,018,101.16x = 2,785,001.32 × 1,100,322.80
  4. Step 4: Simplify right side
    2,018,101.16x = 3,064,400,450,426.10
  5. Step 5: Solve for x
    x = 3,064,400,450,426.10/2,018,101.16
  6. Step 6: Final answer
    x = 1,518,457.31

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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.