Home / 1,148,314.56-1,584,955.44-889,680

Finding the Fourth Proportional to 1,148,314.56, 1,584,955.44 and 889,680

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Solution

The fourth proportional to 1,148,314.56, 1,584,955.44 and 889,680 is: 1,227,976.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,314.56 : 1,584,955.44 = 889,680 : x
  2. Step 2: Convert to fraction form
    1,148,314.56/1,584,955.44 = 889,680/x
  3. Step 3: Cross multiply
    1,148,314.56x = 1,584,955.44 × 889,680
  4. Step 4: Simplify right side
    1,148,314.56x = 1,410,103,155,859.20
  5. Step 5: Solve for x
    x = 1,410,103,155,859.20/1,148,314.56
  6. Step 6: Final answer
    x = 1,227,976.38

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1.5x scale

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.