Home / 6,219,908.82-9,330,010.85-1,670,963.40

Finding the Fourth Proportional to 6,219,908.82, 9,330,010.85 and 1,670,963.40

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Solution

The fourth proportional to 6,219,908.82, 9,330,010.85 and 1,670,963.40 is: 2,506,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219,908.82 : 9,330,010.85 = 1,670,963.40 : x
  2. Step 2: Convert to fraction form
    6,219,908.82/9,330,010.85 = 1,670,963.40/x
  3. Step 3: Cross multiply
    6,219,908.82x = 9,330,010.85 × 1,670,963.40
  4. Step 4: Simplify right side
    6,219,908.82x = 15,590,106,656,130.30
  5. Step 5: Solve for x
    x = 15,590,106,656,130.30/6,219,908.82
  6. Step 6: Final answer
    x = 2,506,484.76

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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.