Home / 1,333,450.86-1,999,366.29-522,864.11

Finding the Fourth Proportional to 1,333,450.86, 1,999,366.29 and 522,864.11

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Solution

The fourth proportional to 1,333,450.86, 1,999,366.29 and 522,864.11 is: 783,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,450.86 : 1,999,366.29 = 522,864.11 : x
  2. Step 2: Convert to fraction form
    1,333,450.86/1,999,366.29 = 522,864.11/x
  3. Step 3: Cross multiply
    1,333,450.86x = 1,999,366.29 × 522,864.11
  4. Step 4: Simplify right side
    1,333,450.86x = 1,045,396,879,312.71
  5. Step 5: Solve for x
    x = 1,045,396,879,312.71/1,333,450.86
  6. Step 6: Final answer
    x = 783,978.56

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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.