Home / 1,706,265.39-2,355,711.18-1,086,420.39

Finding the Fourth Proportional to 1,706,265.39, 2,355,711.18 and 1,086,420.39

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Solution

The fourth proportional to 1,706,265.39, 2,355,711.18 and 1,086,420.39 is: 1,499,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,265.39 : 2,355,711.18 = 1,086,420.39 : x
  2. Step 2: Convert to fraction form
    1,706,265.39/2,355,711.18 = 1,086,420.39/x
  3. Step 3: Cross multiply
    1,706,265.39x = 2,355,711.18 × 1,086,420.39
  4. Step 4: Simplify right side
    1,706,265.39x = 2,559,292,658,902.96
  5. Step 5: Solve for x
    x = 2,559,292,658,902.96/1,706,265.39
  6. Step 6: Final answer
    x = 1,499,938.21

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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.