Home / 1,547,852.80-2,321,997.90-482,783.80

Finding the Fourth Proportional to 1,547,852.80, 2,321,997.90 and 482,783.80

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Solution

The fourth proportional to 1,547,852.80, 2,321,997.90 and 482,783.80 is: 724,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,852.80 : 2,321,997.90 = 482,783.80 : x
  2. Step 2: Convert to fraction form
    1,547,852.80/2,321,997.90 = 482,783.80/x
  3. Step 3: Cross multiply
    1,547,852.80x = 2,321,997.90 × 482,783.80
  4. Step 4: Simplify right side
    1,547,852.80x = 1,121,022,969,754.02
  5. Step 5: Solve for x
    x = 1,121,022,969,754.02/1,547,852.80
  6. Step 6: Final answer
    x = 724,243.91

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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.