Home / 1,686,057.60-2,326,799.36-960,972.80

Finding the Fourth Proportional to 1,686,057.60, 2,326,799.36 and 960,972.80

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Solution

The fourth proportional to 1,686,057.60, 2,326,799.36 and 960,972.80 is: 1,326,165.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,057.60 : 2,326,799.36 = 960,972.80 : x
  2. Step 2: Convert to fraction form
    1,686,057.60/2,326,799.36 = 960,972.80/x
  3. Step 3: Cross multiply
    1,686,057.60x = 2,326,799.36 × 960,972.80
  4. Step 4: Simplify right side
    1,686,057.60x = 2,235,990,879,578.55
  5. Step 5: Solve for x
    x = 2,235,990,879,578.55/1,686,057.60
  6. Step 6: Final answer
    x = 1,326,165.18

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1.5x scale

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.