Home / 1,600,925.06-2,209,329.20-912,584.64

Finding the Fourth Proportional to 1,600,925.06, 2,209,329.20 and 912,584.64

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Solution

The fourth proportional to 1,600,925.06, 2,209,329.20 and 912,584.64 is: 1,259,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,925.06 : 2,209,329.20 = 912,584.64 : x
  2. Step 2: Convert to fraction form
    1,600,925.06/2,209,329.20 = 912,584.64/x
  3. Step 3: Cross multiply
    1,600,925.06x = 2,209,329.20 × 912,584.64
  4. Step 4: Simplify right side
    1,600,925.06x = 2,016,199,892,623.49
  5. Step 5: Solve for x
    x = 2,016,199,892,623.49/1,600,925.06
  6. Step 6: Final answer
    x = 1,259,396.80

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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.