Home / 1,012,013.16-1,518,268.80-713,077.56

Finding the Fourth Proportional to 1,012,013.16, 1,518,268.80 and 713,077.56

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Solution

The fourth proportional to 1,012,013.16, 1,518,268.80 and 713,077.56 is: 1,069,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,013.16 : 1,518,268.80 = 713,077.56 : x
  2. Step 2: Convert to fraction form
    1,012,013.16/1,518,268.80 = 713,077.56/x
  3. Step 3: Cross multiply
    1,012,013.16x = 1,518,268.80 × 713,077.56
  4. Step 4: Simplify right side
    1,012,013.16x = 1,082,643,411,328.13
  5. Step 5: Solve for x
    x = 1,082,643,411,328.13/1,012,013.16
  6. Step 6: Final answer
    x = 1,069,791.83

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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.