Home / 6,307,898.79-8,704,903.83-3,407,289.69

Finding the Fourth Proportional to 6,307,898.79, 8,704,903.83 and 3,407,289.69

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Solution

The fourth proportional to 6,307,898.79, 8,704,903.83 and 3,407,289.69 is: 4,702,061.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307,898.79 : 8,704,903.83 = 3,407,289.69 : x
  2. Step 2: Convert to fraction form
    6,307,898.79/8,704,903.83 = 3,407,289.69/x
  3. Step 3: Cross multiply
    6,307,898.79x = 8,704,903.83 × 3,407,289.69
  4. Step 4: Simplify right side
    6,307,898.79x = 29,660,129,072,400.51
  5. Step 5: Solve for x
    x = 29,660,129,072,400.51/6,307,898.79
  6. Step 6: Final answer
    x = 4,702,061.66

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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.