Home / 1,303,023.81-1,798,190.64-730,051.68

Finding the Fourth Proportional to 1,303,023.81, 1,798,190.64 and 730,051.68

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Solution

The fourth proportional to 1,303,023.81, 1,798,190.64 and 730,051.68 is: 1,007,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,023.81 : 1,798,190.64 = 730,051.68 : x
  2. Step 2: Convert to fraction form
    1,303,023.81/1,798,190.64 = 730,051.68/x
  3. Step 3: Cross multiply
    1,303,023.81x = 1,798,190.64 × 730,051.68
  4. Step 4: Simplify right side
    1,303,023.81x = 1,312,772,097,692.28
  5. Step 5: Solve for x
    x = 1,312,772,097,692.28/1,303,023.81
  6. Step 6: Final answer
    x = 1,007,481.28

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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.