Home / 1,873,107.72-2,584,888.56-1,013,668.20

Finding the Fourth Proportional to 1,873,107.72, 2,584,888.56 and 1,013,668.20

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Solution

The fourth proportional to 1,873,107.72, 2,584,888.56 and 1,013,668.20 is: 1,398,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,107.72 : 2,584,888.56 = 1,013,668.20 : x
  2. Step 2: Convert to fraction form
    1,873,107.72/2,584,888.56 = 1,013,668.20/x
  3. Step 3: Cross multiply
    1,873,107.72x = 2,584,888.56 × 1,013,668.20
  4. Step 4: Simplify right side
    1,873,107.72x = 2,620,219,333,815.79
  5. Step 5: Solve for x
    x = 2,620,219,333,815.79/1,873,107.72
  6. Step 6: Final answer
    x = 1,398,862.07

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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.