Home / 2,106,055.80-3,159,083.70-910,313.55

Finding the Fourth Proportional to 2,106,055.80, 3,159,083.70 and 910,313.55

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Solution

The fourth proportional to 2,106,055.80, 3,159,083.70 and 910,313.55 is: 1,365,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,055.80 : 3,159,083.70 = 910,313.55 : x
  2. Step 2: Convert to fraction form
    2,106,055.80/3,159,083.70 = 910,313.55/x
  3. Step 3: Cross multiply
    2,106,055.80x = 3,159,083.70 × 910,313.55
  4. Step 4: Simplify right side
    2,106,055.80x = 2,875,756,697,694.14
  5. Step 5: Solve for x
    x = 2,875,756,697,694.14/2,106,055.80
  6. Step 6: Final answer
    x = 1,365,470.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.