Home / 1,557,070.80-2,332,841.40-965,403.60

Finding the Fourth Proportional to 1,557,070.80, 2,332,841.40 and 965,403.60

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Solution

The fourth proportional to 1,557,070.80, 2,332,841.40 and 965,403.60 is: 1,446,391.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,070.80 : 2,332,841.40 = 965,403.60 : x
  2. Step 2: Convert to fraction form
    1,557,070.80/2,332,841.40 = 965,403.60/x
  3. Step 3: Cross multiply
    1,557,070.80x = 2,332,841.40 × 965,403.60
  4. Step 4: Simplify right side
    1,557,070.80x = 2,252,133,485,789.04
  5. Step 5: Solve for x
    x = 2,252,133,485,789.04/1,557,070.80
  6. Step 6: Final answer
    x = 1,446,391.19

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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.