Home / 1,078,698.80-1,617,659.40-546,042.80

Finding the Fourth Proportional to 1,078,698.80, 1,617,659.40 and 546,042.80

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Solution

The fourth proportional to 1,078,698.80, 1,617,659.40 and 546,042.80 is: 818,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,698.80 : 1,617,659.40 = 546,042.80 : x
  2. Step 2: Convert to fraction form
    1,078,698.80/1,617,659.40 = 546,042.80/x
  3. Step 3: Cross multiply
    1,078,698.80x = 1,617,659.40 × 546,042.80
  4. Step 4: Simplify right side
    1,078,698.80x = 883,311,268,222.32
  5. Step 5: Solve for x
    x = 883,311,268,222.32/1,078,698.80
  6. Step 6: Final answer
    x = 818,867.39

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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.