Home / 1,084,992.18-1,627,555.83-286,274.55

Finding the Fourth Proportional to 1,084,992.18, 1,627,555.83 and 286,274.55

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Solution

The fourth proportional to 1,084,992.18, 1,627,555.83 and 286,274.55 is: 429,429.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,992.18 : 1,627,555.83 = 286,274.55 : x
  2. Step 2: Convert to fraction form
    1,084,992.18/1,627,555.83 = 286,274.55/x
  3. Step 3: Cross multiply
    1,084,992.18x = 1,627,555.83 × 286,274.55
  4. Step 4: Simplify right side
    1,084,992.18x = 465,927,812,833.13
  5. Step 5: Solve for x
    x = 465,927,812,833.13/1,084,992.18
  6. Step 6: Final answer
    x = 429,429.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.