Home / 1,821,345.12-2,732,054.76-624,643.02

Finding the Fourth Proportional to 1,821,345.12, 2,732,054.76 and 624,643.02

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Solution

The fourth proportional to 1,821,345.12, 2,732,054.76 and 624,643.02 is: 936,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,345.12 : 2,732,054.76 = 624,643.02 : x
  2. Step 2: Convert to fraction form
    1,821,345.12/2,732,054.76 = 624,643.02/x
  3. Step 3: Cross multiply
    1,821,345.12x = 2,732,054.76 × 624,643.02
  4. Step 4: Simplify right side
    1,821,345.12x = 1,706,558,936,091.78
  5. Step 5: Solve for x
    x = 1,706,558,936,091.78/1,821,345.12
  6. Step 6: Final answer
    x = 936,977.25

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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.