Home / 1,346,660.56-2,019,988.26-785,301.40

Finding the Fourth Proportional to 1,346,660.56, 2,019,988.26 and 785,301.40

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Solution

The fourth proportional to 1,346,660.56, 2,019,988.26 and 785,301.40 is: 1,177,950.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,660.56 : 2,019,988.26 = 785,301.40 : x
  2. Step 2: Convert to fraction form
    1,346,660.56/2,019,988.26 = 785,301.40/x
  3. Step 3: Cross multiply
    1,346,660.56x = 2,019,988.26 × 785,301.40
  4. Step 4: Simplify right side
    1,346,660.56x = 1,586,299,608,561.56
  5. Step 5: Solve for x
    x = 1,586,299,608,561.56/1,346,660.56
  6. Step 6: Final answer
    x = 1,177,950.60

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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.