Home / 2,508,130.52-3,461,104.28-1,420,409.88

Finding the Fourth Proportional to 2,508,130.52, 3,461,104.28 and 1,420,409.88

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Solution

The fourth proportional to 2,508,130.52, 3,461,104.28 and 1,420,409.88 is: 1,960,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,130.52 : 3,461,104.28 = 1,420,409.88 : x
  2. Step 2: Convert to fraction form
    2,508,130.52/3,461,104.28 = 1,420,409.88/x
  3. Step 3: Cross multiply
    2,508,130.52x = 3,461,104.28 × 1,420,409.88
  4. Step 4: Simplify right side
    2,508,130.52x = 4,916,186,720,124.02
  5. Step 5: Solve for x
    x = 4,916,186,720,124.02/2,508,130.52
  6. Step 6: Final answer
    x = 1,960,100.03

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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.