Home / 2,043,421.49-2,819,709.51-1,258,362.60

Finding the Fourth Proportional to 2,043,421.49, 2,819,709.51 and 1,258,362.60

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Solution

The fourth proportional to 2,043,421.49, 2,819,709.51 and 1,258,362.60 is: 1,736,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,421.49 : 2,819,709.51 = 1,258,362.60 : x
  2. Step 2: Convert to fraction form
    2,043,421.49/2,819,709.51 = 1,258,362.60/x
  3. Step 3: Cross multiply
    2,043,421.49x = 2,819,709.51 × 1,258,362.60
  4. Step 4: Simplify right side
    2,043,421.49x = 3,548,216,990,248.33
  5. Step 5: Solve for x
    x = 3,548,216,990,248.33/2,043,421.49
  6. Step 6: Final answer
    x = 1,736,409.75

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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.