Home / 1,187,091.30-1,638,750.88-795,298.90

Finding the Fourth Proportional to 1,187,091.30, 1,638,750.88 and 795,298.90

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Solution

The fourth proportional to 1,187,091.30, 1,638,750.88 and 795,298.90 is: 1,097,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,091.30 : 1,638,750.88 = 795,298.90 : x
  2. Step 2: Convert to fraction form
    1,187,091.30/1,638,750.88 = 795,298.90/x
  3. Step 3: Cross multiply
    1,187,091.30x = 1,638,750.88 × 795,298.90
  4. Step 4: Simplify right side
    1,187,091.30x = 1,303,296,772,238.03
  5. Step 5: Solve for x
    x = 1,303,296,772,238.03/1,187,091.30
  6. Step 6: Final answer
    x = 1,097,890.93

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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.