Home / 1,788,564.08-2,468,234.96-972,783.92

Finding the Fourth Proportional to 1,788,564.08, 2,468,234.96 and 972,783.92

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Solution

The fourth proportional to 1,788,564.08, 2,468,234.96 and 972,783.92 is: 1,342,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,564.08 : 2,468,234.96 = 972,783.92 : x
  2. Step 2: Convert to fraction form
    1,788,564.08/2,468,234.96 = 972,783.92/x
  3. Step 3: Cross multiply
    1,788,564.08x = 2,468,234.96 × 972,783.92
  4. Step 4: Simplify right side
    1,788,564.08x = 2,401,059,288,472.39
  5. Step 5: Solve for x
    x = 2,401,059,288,472.39/1,788,564.08
  6. Step 6: Final answer
    x = 1,342,450.80

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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.