Home / 1,299,078.36-1,950,384.60-730,859.32

Finding the Fourth Proportional to 1,299,078.36, 1,950,384.60 and 730,859.32

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Solution

The fourth proportional to 1,299,078.36, 1,950,384.60 and 730,859.32 is: 1,097,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,078.36 : 1,950,384.60 = 730,859.32 : x
  2. Step 2: Convert to fraction form
    1,299,078.36/1,950,384.60 = 730,859.32/x
  3. Step 3: Cross multiply
    1,299,078.36x = 1,950,384.60 × 730,859.32
  4. Step 4: Simplify right side
    1,299,078.36x = 1,425,456,762,494.47
  5. Step 5: Solve for x
    x = 1,425,456,762,494.47/1,299,078.36
  6. Step 6: Final answer
    x = 1,097,283.13

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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.