Home / 4,703,222.88-7,054,078.56-1,290,712.32

Finding the Fourth Proportional to 4,703,222.88, 7,054,078.56 and 1,290,712.32

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Solution

The fourth proportional to 4,703,222.88, 7,054,078.56 and 1,290,712.32 is: 1,935,861.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703,222.88 : 7,054,078.56 = 1,290,712.32 : x
  2. Step 2: Convert to fraction form
    4,703,222.88/7,054,078.56 = 1,290,712.32/x
  3. Step 3: Cross multiply
    4,703,222.88x = 7,054,078.56 × 1,290,712.32
  4. Step 4: Simplify right side
    4,703,222.88x = 9,104,786,103,639.86
  5. Step 5: Solve for x
    x = 9,104,786,103,639.86/4,703,222.88
  6. Step 6: Final answer
    x = 1,935,861.08

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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.