Home / 2,004,865.79-3,006,303.73-638,461.40

Finding the Fourth Proportional to 2,004,865.79, 3,006,303.73 and 638,461.40

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Solution

The fourth proportional to 2,004,865.79, 3,006,303.73 and 638,461.40 is: 957,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004,865.79 : 3,006,303.73 = 638,461.40 : x
  2. Step 2: Convert to fraction form
    2,004,865.79/3,006,303.73 = 638,461.40/x
  3. Step 3: Cross multiply
    2,004,865.79x = 3,006,303.73 × 638,461.40
  4. Step 4: Simplify right side
    2,004,865.79x = 1,919,408,871,653.35
  5. Step 5: Solve for x
    x = 1,919,408,871,653.35/2,004,865.79
  6. Step 6: Final answer
    x = 957,375.24

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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.