Home / 1,684,899.54-2,325,162.51-920,953.08

Finding the Fourth Proportional to 1,684,899.54, 2,325,162.51 and 920,953.08

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Solution

The fourth proportional to 1,684,899.54, 2,325,162.51 and 920,953.08 is: 1,270,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,899.54 : 2,325,162.51 = 920,953.08 : x
  2. Step 2: Convert to fraction form
    1,684,899.54/2,325,162.51 = 920,953.08/x
  3. Step 3: Cross multiply
    1,684,899.54x = 2,325,162.51 × 920,953.08
  4. Step 4: Simplify right side
    1,684,899.54x = 2,141,365,575,085.03
  5. Step 5: Solve for x
    x = 2,141,365,575,085.03/1,684,899.54
  6. Step 6: Final answer
    x = 1,270,915.88

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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.