Home / 2,825,827.09-3,899,523.63-1,602,215.40

Finding the Fourth Proportional to 2,825,827.09, 3,899,523.63 and 1,602,215.40

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Solution

The fourth proportional to 2,825,827.09, 3,899,523.63 and 1,602,215.40 is: 2,210,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,827.09 : 3,899,523.63 = 1,602,215.40 : x
  2. Step 2: Convert to fraction form
    2,825,827.09/3,899,523.63 = 1,602,215.40/x
  3. Step 3: Cross multiply
    2,825,827.09x = 3,899,523.63 × 1,602,215.40
  4. Step 4: Simplify right side
    2,825,827.09x = 6,247,876,812,649.90
  5. Step 5: Solve for x
    x = 6,247,876,812,649.90/2,825,827.09
  6. Step 6: Final answer
    x = 2,210,990.49

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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.