Home / 1,396,085.62-2,093,878.95-371,421.43

Finding the Fourth Proportional to 1,396,085.62, 2,093,878.95 and 371,421.43

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Solution

The fourth proportional to 1,396,085.62, 2,093,878.95 and 371,421.43 is: 557,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,085.62 : 2,093,878.95 = 371,421.43 : x
  2. Step 2: Convert to fraction form
    1,396,085.62/2,093,878.95 = 371,421.43/x
  3. Step 3: Cross multiply
    1,396,085.62x = 2,093,878.95 × 371,421.43
  4. Step 4: Simplify right side
    1,396,085.62x = 777,711,513,855.90
  5. Step 5: Solve for x
    x = 777,711,513,855.90/1,396,085.62
  6. Step 6: Final answer
    x = 557,065.77

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1.5x scale

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.