Home / 3,365,582.40-5,048,402.40-1,121,720.40

Finding the Fourth Proportional to 3,365,582.40, 5,048,402.40 and 1,121,720.40

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Solution

The fourth proportional to 3,365,582.40, 5,048,402.40 and 1,121,720.40 is: 1,682,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365,582.40 : 5,048,402.40 = 1,121,720.40 : x
  2. Step 2: Convert to fraction form
    3,365,582.40/5,048,402.40 = 1,121,720.40/x
  3. Step 3: Cross multiply
    3,365,582.40x = 5,048,402.40 × 1,121,720.40
  4. Step 4: Simplify right side
    3,365,582.40x = 5,662,895,959,488.96
  5. Step 5: Solve for x
    x = 5,662,895,959,488.96/3,365,582.40
  6. Step 6: Final answer
    x = 1,682,590.20

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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.