Home / 1,378,023.40-2,064,935.58-704,077.48

Finding the Fourth Proportional to 1,378,023.40, 2,064,935.58 and 704,077.48

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Solution

The fourth proportional to 1,378,023.40, 2,064,935.58 and 704,077.48 is: 1,055,043.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,023.40 : 2,064,935.58 = 704,077.48 : x
  2. Step 2: Convert to fraction form
    1,378,023.40/2,064,935.58 = 704,077.48/x
  3. Step 3: Cross multiply
    1,378,023.40x = 2,064,935.58 × 704,077.48
  4. Step 4: Simplify right side
    1,378,023.40x = 1,453,874,639,528.74
  5. Step 5: Solve for x
    x = 1,453,874,639,528.74/1,378,023.40
  6. Step 6: Final answer
    x = 1,055,043.51

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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.