Home / 3,912,095.05-5,864,000.91-1,315,928.31

Finding the Fourth Proportional to 3,912,095.05, 5,864,000.91 and 1,315,928.31

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Solution

The fourth proportional to 3,912,095.05, 5,864,000.91 and 1,315,928.31 is: 1,972,499.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,095.05 : 5,864,000.91 = 1,315,928.31 : x
  2. Step 2: Convert to fraction form
    3,912,095.05/5,864,000.91 = 1,315,928.31/x
  3. Step 3: Cross multiply
    3,912,095.05x = 5,864,000.91 × 1,315,928.31
  4. Step 4: Simplify right side
    3,912,095.05x = 7,716,604,807,334.76
  5. Step 5: Solve for x
    x = 7,716,604,807,334.76/3,912,095.05
  6. Step 6: Final answer
    x = 1,972,499.32

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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.