Home / 1,579,640.80-2,371,210.80-981,277.60

Finding the Fourth Proportional to 1,579,640.80, 2,371,210.80 and 981,277.60

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Solution

The fourth proportional to 1,579,640.80, 2,371,210.80 and 981,277.60 is: 1,473,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,640.80 : 2,371,210.80 = 981,277.60 : x
  2. Step 2: Convert to fraction form
    1,579,640.80/2,371,210.80 = 981,277.60/x
  3. Step 3: Cross multiply
    1,579,640.80x = 2,371,210.80 × 981,277.60
  4. Step 4: Simplify right side
    1,579,640.80x = 2,326,816,042,918.08
  5. Step 5: Solve for x
    x = 2,326,816,042,918.08/1,579,640.80
  6. Step 6: Final answer
    x = 1,473,003.26

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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.