Home / 1,662,020.87-2,294,656.07-1,042,675.02

Finding the Fourth Proportional to 1,662,020.87, 2,294,656.07 and 1,042,675.02

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Solution

The fourth proportional to 1,662,020.87, 2,294,656.07 and 1,042,675.02 is: 1,439,561.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,020.87 : 2,294,656.07 = 1,042,675.02 : x
  2. Step 2: Convert to fraction form
    1,662,020.87/2,294,656.07 = 1,042,675.02/x
  3. Step 3: Cross multiply
    1,662,020.87x = 2,294,656.07 × 1,042,675.02
  4. Step 4: Simplify right side
    1,662,020.87x = 2,392,580,570,785.76
  5. Step 5: Solve for x
    x = 2,392,580,570,785.76/1,662,020.87
  6. Step 6: Final answer
    x = 1,439,561.09

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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.