Home / 3,421,528.86-5,133,433.32-1,147,278.08

Finding the Fourth Proportional to 3,421,528.86, 5,133,433.32 and 1,147,278.08

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Solution

The fourth proportional to 3,421,528.86, 5,133,433.32 and 1,147,278.08 is: 1,721,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,528.86 : 5,133,433.32 = 1,147,278.08 : x
  2. Step 2: Convert to fraction form
    3,421,528.86/5,133,433.32 = 1,147,278.08/x
  3. Step 3: Cross multiply
    3,421,528.86x = 5,133,433.32 × 1,147,278.08
  4. Step 4: Simplify right side
    3,421,528.86x = 5,889,475,523,177.63
  5. Step 5: Solve for x
    x = 5,889,475,523,177.63/3,421,528.86
  6. Step 6: Final answer
    x = 1,721,299.39

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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.