Home / 1,111,540.32-1,533,905.58-628,095

Finding the Fourth Proportional to 1,111,540.32, 1,533,905.58 and 628,095

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Solution

The fourth proportional to 1,111,540.32, 1,533,905.58 and 628,095 is: 866,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,540.32 : 1,533,905.58 = 628,095 : x
  2. Step 2: Convert to fraction form
    1,111,540.32/1,533,905.58 = 628,095/x
  3. Step 3: Cross multiply
    1,111,540.32x = 1,533,905.58 × 628,095
  4. Step 4: Simplify right side
    1,111,540.32x = 963,438,425,270.10
  5. Step 5: Solve for x
    x = 963,438,425,270.10/1,111,540.32
  6. Step 6: Final answer
    x = 866,759.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.