Home / 1,574,876.22-2,362,690.62-509,919.45

Finding the Fourth Proportional to 1,574,876.22, 2,362,690.62 and 509,919.45

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Solution

The fourth proportional to 1,574,876.22, 2,362,690.62 and 509,919.45 is: 765,001.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,876.22 : 2,362,690.62 = 509,919.45 : x
  2. Step 2: Convert to fraction form
    1,574,876.22/2,362,690.62 = 509,919.45/x
  3. Step 3: Cross multiply
    1,574,876.22x = 2,362,690.62 × 509,919.45
  4. Step 4: Simplify right side
    1,574,876.22x = 1,204,781,901,470.56
  5. Step 5: Solve for x
    x = 1,204,781,901,470.56/1,574,876.22
  6. Step 6: Final answer
    x = 765,001.01

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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.