Home / 5,472,863.40-8,210,072.70-1,685,951.40

Finding the Fourth Proportional to 5,472,863.40, 8,210,072.70 and 1,685,951.40

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Solution

The fourth proportional to 5,472,863.40, 8,210,072.70 and 1,685,951.40 is: 2,529,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,863.40 : 8,210,072.70 = 1,685,951.40 : x
  2. Step 2: Convert to fraction form
    5,472,863.40/8,210,072.70 = 1,685,951.40/x
  3. Step 3: Cross multiply
    5,472,863.40x = 8,210,072.70 × 1,685,951.40
  4. Step 4: Simplify right side
    5,472,863.40x = 13,841,783,562,666.78
  5. Step 5: Solve for x
    x = 13,841,783,562,666.78/5,472,863.40
  6. Step 6: Final answer
    x = 2,529,166.64

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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.