Home / 1,836,871.68-2,534,913.44-1,009,980.16

Finding the Fourth Proportional to 1,836,871.68, 2,534,913.44 and 1,009,980.16

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Solution

The fourth proportional to 1,836,871.68, 2,534,913.44 and 1,009,980.16 is: 1,393,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,871.68 : 2,534,913.44 = 1,009,980.16 : x
  2. Step 2: Convert to fraction form
    1,836,871.68/2,534,913.44 = 1,009,980.16/x
  3. Step 3: Cross multiply
    1,836,871.68x = 2,534,913.44 × 1,009,980.16
  4. Step 4: Simplify right side
    1,836,871.68x = 2,560,212,281,717.35
  5. Step 5: Solve for x
    x = 2,560,212,281,717.35/1,836,871.68
  6. Step 6: Final answer
    x = 1,393,789.40

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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.