Home / 1,778,331.06-2,667,615.35-625,439.28

Finding the Fourth Proportional to 1,778,331.06, 2,667,615.35 and 625,439.28

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Solution

The fourth proportional to 1,778,331.06, 2,667,615.35 and 625,439.28 is: 938,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,331.06 : 2,667,615.35 = 625,439.28 : x
  2. Step 2: Convert to fraction form
    1,778,331.06/2,667,615.35 = 625,439.28/x
  3. Step 3: Cross multiply
    1,778,331.06x = 2,667,615.35 × 625,439.28
  4. Step 4: Simplify right side
    1,778,331.06x = 1,668,431,410,482.87
  5. Step 5: Solve for x
    x = 1,668,431,410,482.87/1,778,331.06
  6. Step 6: Final answer
    x = 938,200.68

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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.