Home / 1,719,559.89-2,579,364.63-654,660.45

Finding the Fourth Proportional to 1,719,559.89, 2,579,364.63 and 654,660.45

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Solution

The fourth proportional to 1,719,559.89, 2,579,364.63 and 654,660.45 is: 982,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,559.89 : 2,579,364.63 = 654,660.45 : x
  2. Step 2: Convert to fraction form
    1,719,559.89/2,579,364.63 = 654,660.45/x
  3. Step 3: Cross multiply
    1,719,559.89x = 2,579,364.63 × 654,660.45
  4. Step 4: Simplify right side
    1,719,559.89x = 1,688,608,009,389.88
  5. Step 5: Solve for x
    x = 1,688,608,009,389.88/1,719,559.89
  6. Step 6: Final answer
    x = 982,000.11

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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.