Home / 2,913,241.78-4,020,274.38-1,624,054.42

Finding the Fourth Proportional to 2,913,241.78, 4,020,274.38 and 1,624,054.42

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Solution

The fourth proportional to 2,913,241.78, 4,020,274.38 and 1,624,054.42 is: 2,241,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,241.78 : 4,020,274.38 = 1,624,054.42 : x
  2. Step 2: Convert to fraction form
    2,913,241.78/4,020,274.38 = 1,624,054.42/x
  3. Step 3: Cross multiply
    2,913,241.78x = 4,020,274.38 × 1,624,054.42
  4. Step 4: Simplify right side
    2,913,241.78x = 6,529,144,376,451.76
  5. Step 5: Solve for x
    x = 6,529,144,376,451.76/2,913,241.78
  6. Step 6: Final answer
    x = 2,241,195.50

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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.