Home / 2,091,585.75-2,886,388.38-1,186,167.75

Finding the Fourth Proportional to 2,091,585.75, 2,886,388.38 and 1,186,167.75

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Solution

The fourth proportional to 2,091,585.75, 2,886,388.38 and 1,186,167.75 is: 1,636,911.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,585.75 : 2,886,388.38 = 1,186,167.75 : x
  2. Step 2: Convert to fraction form
    2,091,585.75/2,886,388.38 = 1,186,167.75/x
  3. Step 3: Cross multiply
    2,091,585.75x = 2,886,388.38 × 1,186,167.75
  4. Step 4: Simplify right side
    2,091,585.75x = 3,423,740,810,330.74
  5. Step 5: Solve for x
    x = 3,423,740,810,330.74/2,091,585.75
  6. Step 6: Final answer
    x = 1,636,911.52

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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.