Home / 1,145,682.20-1,718,085.90-346,698.20

Finding the Fourth Proportional to 1,145,682.20, 1,718,085.90 and 346,698.20

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Solution

The fourth proportional to 1,145,682.20, 1,718,085.90 and 346,698.20 is: 519,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,682.20 : 1,718,085.90 = 346,698.20 : x
  2. Step 2: Convert to fraction form
    1,145,682.20/1,718,085.90 = 346,698.20/x
  3. Step 3: Cross multiply
    1,145,682.20x = 1,718,085.90 × 346,698.20
  4. Step 4: Simplify right side
    1,145,682.20x = 595,657,288,975.38
  5. Step 5: Solve for x
    x = 595,657,288,975.38/1,145,682.20
  6. Step 6: Final answer
    x = 519,914.94

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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.