Home / 2,560,866.86-3,533,693.10-1,528,183.28

Finding the Fourth Proportional to 2,560,866.86, 3,533,693.10 and 1,528,183.28

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Solution

The fourth proportional to 2,560,866.86, 3,533,693.10 and 1,528,183.28 is: 2,108,712.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,866.86 : 3,533,693.10 = 1,528,183.28 : x
  2. Step 2: Convert to fraction form
    2,560,866.86/3,533,693.10 = 1,528,183.28/x
  3. Step 3: Cross multiply
    2,560,866.86x = 3,533,693.10 × 1,528,183.28
  4. Step 4: Simplify right side
    2,560,866.86x = 5,400,130,712,071.37
  5. Step 5: Solve for x
    x = 5,400,130,712,071.37/2,560,866.86
  6. Step 6: Final answer
    x = 2,108,712.01

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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.