Home / 1,821,009.70-2,731,514.55-1,484,430.40

Finding the Fourth Proportional to 1,821,009.70, 2,731,514.55 and 1,484,430.40

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Solution

The fourth proportional to 1,821,009.70, 2,731,514.55 and 1,484,430.40 is: 2,226,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,009.70 : 2,731,514.55 = 1,484,430.40 : x
  2. Step 2: Convert to fraction form
    1,821,009.70/2,731,514.55 = 1,484,430.40/x
  3. Step 3: Cross multiply
    1,821,009.70x = 2,731,514.55 × 1,484,430.40
  4. Step 4: Simplify right side
    1,821,009.70x = 4,054,743,236,062.32
  5. Step 5: Solve for x
    x = 4,054,743,236,062.32/1,821,009.70
  6. Step 6: Final answer
    x = 2,226,645.60

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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.