Home / 1,609,113.12-2,220,590.20-883,975.60

Finding the Fourth Proportional to 1,609,113.12, 2,220,590.20 and 883,975.60

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Solution

The fourth proportional to 1,609,113.12, 2,220,590.20 and 883,975.60 is: 1,219,894.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,113.12 : 2,220,590.20 = 883,975.60 : x
  2. Step 2: Convert to fraction form
    1,609,113.12/2,220,590.20 = 883,975.60/x
  3. Step 3: Cross multiply
    1,609,113.12x = 2,220,590.20 × 883,975.60
  4. Step 4: Simplify right side
    1,609,113.12x = 1,962,947,554,399.12
  5. Step 5: Solve for x
    x = 1,962,947,554,399.12/1,609,113.12
  6. Step 6: Final answer
    x = 1,219,894.07

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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.