Home / 1,529,944.80-2,295,135.90-519,113.40

Finding the Fourth Proportional to 1,529,944.80, 2,295,135.90 and 519,113.40

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Solution

The fourth proportional to 1,529,944.80, 2,295,135.90 and 519,113.40 is: 778,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,944.80 : 2,295,135.90 = 519,113.40 : x
  2. Step 2: Convert to fraction form
    1,529,944.80/2,295,135.90 = 519,113.40/x
  3. Step 3: Cross multiply
    1,529,944.80x = 2,295,135.90 × 519,113.40
  4. Step 4: Simplify right side
    1,529,944.80x = 1,191,435,800,511.06
  5. Step 5: Solve for x
    x = 1,191,435,800,511.06/1,529,944.80
  6. Step 6: Final answer
    x = 778,744.31

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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.