Home / 1,206,539.04-1,809,509.52-407,802.84

Finding the Fourth Proportional to 1,206,539.04, 1,809,509.52 and 407,802.84

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Solution

The fourth proportional to 1,206,539.04, 1,809,509.52 and 407,802.84 is: 611,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,539.04 : 1,809,509.52 = 407,802.84 : x
  2. Step 2: Convert to fraction form
    1,206,539.04/1,809,509.52 = 407,802.84/x
  3. Step 3: Cross multiply
    1,206,539.04x = 1,809,509.52 × 407,802.84
  4. Step 4: Simplify right side
    1,206,539.04x = 737,923,121,263.04
  5. Step 5: Solve for x
    x = 737,923,121,263.04/1,206,539.04
  6. Step 6: Final answer
    x = 611,603.19

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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.