Home / 2,229,579.06-3,076,802.19-1,210,991.10

Finding the Fourth Proportional to 2,229,579.06, 3,076,802.19 and 1,210,991.10

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Solution

The fourth proportional to 2,229,579.06, 3,076,802.19 and 1,210,991.10 is: 1,671,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,579.06 : 3,076,802.19 = 1,210,991.10 : x
  2. Step 2: Convert to fraction form
    2,229,579.06/3,076,802.19 = 1,210,991.10/x
  3. Step 3: Cross multiply
    2,229,579.06x = 3,076,802.19 × 1,210,991.10
  4. Step 4: Simplify right side
    2,229,579.06x = 3,725,980,068,550.51
  5. Step 5: Solve for x
    x = 3,725,980,068,550.51/2,229,579.06
  6. Step 6: Final answer
    x = 1,671,158.53

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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.