Home / 1,530,639.15-2,295,365.81-519,590.67

Finding the Fourth Proportional to 1,530,639.15, 2,295,365.81 and 519,590.67

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Solution

The fourth proportional to 1,530,639.15, 2,295,365.81 and 519,590.67 is: 779,184.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,639.15 : 2,295,365.81 = 519,590.67 : x
  2. Step 2: Convert to fraction form
    1,530,639.15/2,295,365.81 = 519,590.67/x
  3. Step 3: Cross multiply
    1,530,639.15x = 2,295,365.81 × 519,590.67
  4. Step 4: Simplify right side
    1,530,639.15x = 1,192,650,656,515.04
  5. Step 5: Solve for x
    x = 1,192,650,656,515.04/1,530,639.15
  6. Step 6: Final answer
    x = 779,184.73

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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.