Home / 1,314,313.80-1,971,470.70-605,725.80

Finding the Fourth Proportional to 1,314,313.80, 1,971,470.70 and 605,725.80

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Solution

The fourth proportional to 1,314,313.80, 1,971,470.70 and 605,725.80 is: 908,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,313.80 : 1,971,470.70 = 605,725.80 : x
  2. Step 2: Convert to fraction form
    1,314,313.80/1,971,470.70 = 605,725.80/x
  3. Step 3: Cross multiply
    1,314,313.80x = 1,971,470.70 × 605,725.80
  4. Step 4: Simplify right side
    1,314,313.80x = 1,194,170,666,934.06
  5. Step 5: Solve for x
    x = 1,194,170,666,934.06/1,314,313.80
  6. Step 6: Final answer
    x = 908,588.70

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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.