Home / 1,998,005.10-2,997,007.65-1,144,200.30

Finding the Fourth Proportional to 1,998,005.10, 2,997,007.65 and 1,144,200.30

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Solution

The fourth proportional to 1,998,005.10, 2,997,007.65 and 1,144,200.30 is: 1,716,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,005.10 : 2,997,007.65 = 1,144,200.30 : x
  2. Step 2: Convert to fraction form
    1,998,005.10/2,997,007.65 = 1,144,200.30/x
  3. Step 3: Cross multiply
    1,998,005.10x = 2,997,007.65 × 1,144,200.30
  4. Step 4: Simplify right side
    1,998,005.10x = 3,429,177,052,232.30
  5. Step 5: Solve for x
    x = 3,429,177,052,232.30/1,998,005.10
  6. Step 6: Final answer
    x = 1,716,300.45

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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.