Home / 4,680,764.70-7,021,535.85-1,485,800.70

Finding the Fourth Proportional to 4,680,764.70, 7,021,535.85 and 1,485,800.70

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Solution

The fourth proportional to 4,680,764.70, 7,021,535.85 and 1,485,800.70 is: 2,228,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,764.70 : 7,021,535.85 = 1,485,800.70 : x
  2. Step 2: Convert to fraction form
    4,680,764.70/7,021,535.85 = 1,485,800.70/x
  3. Step 3: Cross multiply
    4,680,764.70x = 7,021,535.85 × 1,485,800.70
  4. Step 4: Simplify right side
    4,680,764.70x = 10,432,602,881,005.09
  5. Step 5: Solve for x
    x = 10,432,602,881,005.09/4,680,764.70
  6. Step 6: Final answer
    x = 2,228,824.47

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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.