Home / 1,471,408.60-2,207,112.90-524,810.20

Finding the Fourth Proportional to 1,471,408.60, 2,207,112.90 and 524,810.20

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Solution

The fourth proportional to 1,471,408.60, 2,207,112.90 and 524,810.20 is: 787,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,408.60 : 2,207,112.90 = 524,810.20 : x
  2. Step 2: Convert to fraction form
    1,471,408.60/2,207,112.90 = 524,810.20/x
  3. Step 3: Cross multiply
    1,471,408.60x = 2,207,112.90 × 524,810.20
  4. Step 4: Simplify right side
    1,471,408.60x = 1,158,315,362,471.58
  5. Step 5: Solve for x
    x = 1,158,315,362,471.58/1,471,408.60
  6. Step 6: Final answer
    x = 787,215.30

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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.