Home / 2,229,129.30-3,076,274.53-1,249,109.70

Finding the Fourth Proportional to 2,229,129.30, 3,076,274.53 and 1,249,109.70

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Solution

The fourth proportional to 2,229,129.30, 3,076,274.53 and 1,249,109.70 is: 1,723,814.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,129.30 : 3,076,274.53 = 1,249,109.70 : x
  2. Step 2: Convert to fraction form
    2,229,129.30/3,076,274.53 = 1,249,109.70/x
  3. Step 3: Cross multiply
    2,229,129.30x = 3,076,274.53 × 1,249,109.70
  4. Step 4: Simplify right side
    2,229,129.30x = 3,842,604,355,285.94
  5. Step 5: Solve for x
    x = 3,842,604,355,285.94/2,229,129.30
  6. Step 6: Final answer
    x = 1,723,814.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.