Home / 1,012,130.12-1,518,444.26-713,194.56

Finding the Fourth Proportional to 1,012,130.12, 1,518,444.26 and 713,194.56

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Solution

The fourth proportional to 1,012,130.12, 1,518,444.26 and 713,194.56 is: 1,069,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,130.12 : 1,518,444.26 = 713,194.56 : x
  2. Step 2: Convert to fraction form
    1,012,130.12/1,518,444.26 = 713,194.56/x
  3. Step 3: Cross multiply
    1,012,130.12x = 1,518,444.26 × 713,194.56
  4. Step 4: Simplify right side
    1,012,130.12x = 1,082,946,182,329.25
  5. Step 5: Solve for x
    x = 1,082,946,182,329.25/1,012,130.12
  6. Step 6: Final answer
    x = 1,069,967.35

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Double scale
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1.5x scale

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.