Home / 2,571,337.04-3,857,128.58-2,121,223.28

Finding the Fourth Proportional to 2,571,337.04, 3,857,128.58 and 2,121,223.28

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Solution

The fourth proportional to 2,571,337.04, 3,857,128.58 and 2,121,223.28 is: 3,181,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571,337.04 : 3,857,128.58 = 2,121,223.28 : x
  2. Step 2: Convert to fraction form
    2,571,337.04/3,857,128.58 = 2,121,223.28/x
  3. Step 3: Cross multiply
    2,571,337.04x = 3,857,128.58 × 2,121,223.28
  4. Step 4: Simplify right side
    2,571,337.04x = 8,181,830,937,849.34
  5. Step 5: Solve for x
    x = 8,181,830,937,849.34/2,571,337.04
  6. Step 6: Final answer
    x = 3,181,936.41

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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.