Home / 1,879,631.34-2,593,884.74-1,020,191.60

Finding the Fourth Proportional to 1,879,631.34, 2,593,884.74 and 1,020,191.60

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Solution

The fourth proportional to 1,879,631.34, 2,593,884.74 and 1,020,191.60 is: 1,407,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,631.34 : 2,593,884.74 = 1,020,191.60 : x
  2. Step 2: Convert to fraction form
    1,879,631.34/2,593,884.74 = 1,020,191.60/x
  3. Step 3: Cross multiply
    1,879,631.34x = 2,593,884.74 × 1,020,191.60
  4. Step 4: Simplify right side
    1,879,631.34x = 2,646,259,423,116.18
  5. Step 5: Solve for x
    x = 2,646,259,423,116.18/1,879,631.34
  6. Step 6: Final answer
    x = 1,407,860.88

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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.