Home / 1,294,862.84-1,786,871.58-714,085.67

Finding the Fourth Proportional to 1,294,862.84, 1,786,871.58 and 714,085.67

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Solution

The fourth proportional to 1,294,862.84, 1,786,871.58 and 714,085.67 is: 985,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,862.84 : 1,786,871.58 = 714,085.67 : x
  2. Step 2: Convert to fraction form
    1,294,862.84/1,786,871.58 = 714,085.67/x
  3. Step 3: Cross multiply
    1,294,862.84x = 1,786,871.58 × 714,085.67
  4. Step 4: Simplify right side
    1,294,862.84x = 1,275,979,389,408.26
  5. Step 5: Solve for x
    x = 1,275,979,389,408.26/1,294,862.84
  6. Step 6: Final answer
    x = 985,416.64

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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.