Home / 2,230,669.86-3,078,313.65-1,263,798.06

Finding the Fourth Proportional to 2,230,669.86, 3,078,313.65 and 1,263,798.06

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Solution

The fourth proportional to 2,230,669.86, 3,078,313.65 and 1,263,798.06 is: 1,744,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,669.86 : 3,078,313.65 = 1,263,798.06 : x
  2. Step 2: Convert to fraction form
    2,230,669.86/3,078,313.65 = 1,263,798.06/x
  3. Step 3: Cross multiply
    2,230,669.86x = 3,078,313.65 × 1,263,798.06
  4. Step 4: Simplify right side
    2,230,669.86x = 3,890,366,818,941.52
  5. Step 5: Solve for x
    x = 3,890,366,818,941.52/2,230,669.86
  6. Step 6: Final answer
    x = 1,744,035.23

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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.