Home / 1,258,166.34-1,736,318.71-714,352.75

Finding the Fourth Proportional to 1,258,166.34, 1,736,318.71 and 714,352.75

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Solution

The fourth proportional to 1,258,166.34, 1,736,318.71 and 714,352.75 is: 985,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,166.34 : 1,736,318.71 = 714,352.75 : x
  2. Step 2: Convert to fraction form
    1,258,166.34/1,736,318.71 = 714,352.75/x
  3. Step 3: Cross multiply
    1,258,166.34x = 1,736,318.71 × 714,352.75
  4. Step 4: Simplify right side
    1,258,166.34x = 1,240,344,045,364.95
  5. Step 5: Solve for x
    x = 1,240,344,045,364.95/1,258,166.34
  6. Step 6: Final answer
    x = 985,834.71

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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.