Home / 4,911,688.72-7,368,529.58-1,545,112.72

Finding the Fourth Proportional to 4,911,688.72, 7,368,529.58 and 1,545,112.72

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Solution

The fourth proportional to 4,911,688.72, 7,368,529.58 and 1,545,112.72 is: 2,317,982.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,688.72 : 7,368,529.58 = 1,545,112.72 : x
  2. Step 2: Convert to fraction form
    4,911,688.72/7,368,529.58 = 1,545,112.72/x
  3. Step 3: Cross multiply
    4,911,688.72x = 7,368,529.58 × 1,545,112.72
  4. Step 4: Simplify right side
    4,911,688.72x = 11,385,208,781,754.26
  5. Step 5: Solve for x
    x = 11,385,208,781,754.26/4,911,688.72
  6. Step 6: Final answer
    x = 2,317,982.56

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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.