Home / 1,696,603.34-2,546,717.81-686,385.52

Finding the Fourth Proportional to 1,696,603.34, 2,546,717.81 and 686,385.52

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Solution

The fourth proportional to 1,696,603.34, 2,546,717.81 and 686,385.52 is: 1,030,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,603.34 : 2,546,717.81 = 686,385.52 : x
  2. Step 2: Convert to fraction form
    1,696,603.34/2,546,717.81 = 686,385.52/x
  3. Step 3: Cross multiply
    1,696,603.34x = 2,546,717.81 × 686,385.52
  4. Step 4: Simplify right side
    1,696,603.34x = 1,748,030,218,511.39
  5. Step 5: Solve for x
    x = 1,748,030,218,511.39/1,696,603.34
  6. Step 6: Final answer
    x = 1,030,311.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.