Home / 2,076,995.20-3,115,784.40-656,903.20

Finding the Fourth Proportional to 2,076,995.20, 3,115,784.40 and 656,903.20

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Solution

The fourth proportional to 2,076,995.20, 3,115,784.40 and 656,903.20 is: 985,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,995.20 : 3,115,784.40 = 656,903.20 : x
  2. Step 2: Convert to fraction form
    2,076,995.20/3,115,784.40 = 656,903.20/x
  3. Step 3: Cross multiply
    2,076,995.20x = 3,115,784.40 × 656,903.20
  4. Step 4: Simplify right side
    2,076,995.20x = 2,046,768,742,870.08
  5. Step 5: Solve for x
    x = 2,046,768,742,870.08/2,076,995.20
  6. Step 6: Final answer
    x = 985,447.03

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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.