Home / 3,886,400.12-5,828,337.11-1,292,008.46

Finding the Fourth Proportional to 3,886,400.12, 5,828,337.11 and 1,292,008.46

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Solution

The fourth proportional to 3,886,400.12, 5,828,337.11 and 1,292,008.46 is: 1,937,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,400.12 : 5,828,337.11 = 1,292,008.46 : x
  2. Step 2: Convert to fraction form
    3,886,400.12/5,828,337.11 = 1,292,008.46/x
  3. Step 3: Cross multiply
    3,886,400.12x = 5,828,337.11 × 1,292,008.46
  4. Step 4: Simplify right side
    3,886,400.12x = 7,530,260,827,940.29
  5. Step 5: Solve for x
    x = 7,530,260,827,940.29/3,886,400.12
  6. Step 6: Final answer
    x = 1,937,592.79

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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.