Home / 1,870,267.71-2,580,917.81-1,054,464.24

Finding the Fourth Proportional to 1,870,267.71, 2,580,917.81 and 1,054,464.24

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Solution

The fourth proportional to 1,870,267.71, 2,580,917.81 and 1,054,464.24 is: 1,455,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,267.71 : 2,580,917.81 = 1,054,464.24 : x
  2. Step 2: Convert to fraction form
    1,870,267.71/2,580,917.81 = 1,054,464.24/x
  3. Step 3: Cross multiply
    1,870,267.71x = 2,580,917.81 × 1,054,464.24
  4. Step 4: Simplify right side
    1,870,267.71x = 2,721,485,531,751.79
  5. Step 5: Solve for x
    x = 2,721,485,531,751.79/1,870,267.71
  6. Step 6: Final answer
    x = 1,455,131.54

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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.