Home / 2,972,992.85-4,103,070.48-1,666,597.74

Finding the Fourth Proportional to 2,972,992.85, 4,103,070.48 and 1,666,597.74

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Solution

The fourth proportional to 2,972,992.85, 4,103,070.48 and 1,666,597.74 is: 2,300,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,992.85 : 4,103,070.48 = 1,666,597.74 : x
  2. Step 2: Convert to fraction form
    2,972,992.85/4,103,070.48 = 1,666,597.74/x
  3. Step 3: Cross multiply
    2,972,992.85x = 4,103,070.48 × 1,666,597.74
  4. Step 4: Simplify right side
    2,972,992.85x = 6,838,167,989,028.72
  5. Step 5: Solve for x
    x = 6,838,167,989,028.72/2,972,992.85
  6. Step 6: Final answer
    x = 2,300,095.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.