Home / 3,553,804.87-5,330,703.18-1,157,645.66

Finding the Fourth Proportional to 3,553,804.87, 5,330,703.18 and 1,157,645.66

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Solution

The fourth proportional to 3,553,804.87, 5,330,703.18 and 1,157,645.66 is: 1,736,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,804.87 : 5,330,703.18 = 1,157,645.66 : x
  2. Step 2: Convert to fraction form
    3,553,804.87/5,330,703.18 = 1,157,645.66/x
  3. Step 3: Cross multiply
    3,553,804.87x = 5,330,703.18 × 1,157,645.66
  4. Step 4: Simplify right side
    3,553,804.87x = 6,171,065,378,762.86
  5. Step 5: Solve for x
    x = 6,171,065,378,762.86/3,553,804.87
  6. Step 6: Final answer
    x = 1,736,467.14

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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.