Home / 1,012,021.64-1,518,281.60-713,086

Finding the Fourth Proportional to 1,012,021.64, 1,518,281.60 and 713,086

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Solution

The fourth proportional to 1,012,021.64, 1,518,281.60 and 713,086 is: 1,069,804.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,021.64 : 1,518,281.60 = 713,086 : x
  2. Step 2: Convert to fraction form
    1,012,021.64/1,518,281.60 = 713,086/x
  3. Step 3: Cross multiply
    1,012,021.64x = 1,518,281.60 × 713,086
  4. Step 4: Simplify right side
    1,012,021.64x = 1,082,665,353,017.60
  5. Step 5: Solve for x
    x = 1,082,665,353,017.60/1,012,021.64
  6. Step 6: Final answer
    x = 1,069,804.55

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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.