Home / 1,782,358.60-2,673,926.70-520,083.40

Finding the Fourth Proportional to 1,782,358.60, 2,673,926.70 and 520,083.40

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Solution

The fourth proportional to 1,782,358.60, 2,673,926.70 and 520,083.40 is: 780,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,358.60 : 2,673,926.70 = 520,083.40 : x
  2. Step 2: Convert to fraction form
    1,782,358.60/2,673,926.70 = 520,083.40/x
  3. Step 3: Cross multiply
    1,782,358.60x = 2,673,926.70 × 520,083.40
  4. Step 4: Simplify right side
    1,782,358.60x = 1,390,664,889,486.78
  5. Step 5: Solve for x
    x = 1,390,664,889,486.78/1,782,358.60
  6. Step 6: Final answer
    x = 780,238.55

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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.