Home / 2,121,827.64-3,180,822.36-773,674.93

Finding the Fourth Proportional to 2,121,827.64, 3,180,822.36 and 773,674.93

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Solution

The fourth proportional to 2,121,827.64, 3,180,822.36 and 773,674.93 is: 1,159,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,827.64 : 3,180,822.36 = 773,674.93 : x
  2. Step 2: Convert to fraction form
    2,121,827.64/3,180,822.36 = 773,674.93/x
  3. Step 3: Cross multiply
    2,121,827.64x = 3,180,822.36 × 773,674.93
  4. Step 4: Simplify right side
    2,121,827.64x = 2,460,922,516,715.44
  5. Step 5: Solve for x
    x = 2,460,922,516,715.44/2,121,827.64
  6. Step 6: Final answer
    x = 1,159,812.64

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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.