Home / 1,356,938.80-2,035,408.20-470,564.40

Finding the Fourth Proportional to 1,356,938.80, 2,035,408.20 and 470,564.40

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Solution

The fourth proportional to 1,356,938.80, 2,035,408.20 and 470,564.40 is: 705,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,938.80 : 2,035,408.20 = 470,564.40 : x
  2. Step 2: Convert to fraction form
    1,356,938.80/2,035,408.20 = 470,564.40/x
  3. Step 3: Cross multiply
    1,356,938.80x = 2,035,408.20 × 470,564.40
  4. Step 4: Simplify right side
    1,356,938.80x = 957,790,638,388.08
  5. Step 5: Solve for x
    x = 957,790,638,388.08/1,356,938.80
  6. Step 6: Final answer
    x = 705,846.60

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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.