Home / 1,696,654.74-2,539,443.39-1,247,256.66

Finding the Fourth Proportional to 1,696,654.74, 2,539,443.39 and 1,247,256.66

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Solution

The fourth proportional to 1,696,654.74, 2,539,443.39 and 1,247,256.66 is: 1,866,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,654.74 : 2,539,443.39 = 1,247,256.66 : x
  2. Step 2: Convert to fraction form
    1,696,654.74/2,539,443.39 = 1,247,256.66/x
  3. Step 3: Cross multiply
    1,696,654.74x = 2,539,443.39 × 1,247,256.66
  4. Step 4: Simplify right side
    1,696,654.74x = 3,167,337,680,870.48
  5. Step 5: Solve for x
    x = 3,167,337,680,870.48/1,696,654.74
  6. Step 6: Final answer
    x = 1,866,813.33

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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.