Home / 1,979,865.60-2,969,798.40-483,957.60

Finding the Fourth Proportional to 1,979,865.60, 2,969,798.40 and 483,957.60

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Solution

The fourth proportional to 1,979,865.60, 2,969,798.40 and 483,957.60 is: 725,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,865.60 : 2,969,798.40 = 483,957.60 : x
  2. Step 2: Convert to fraction form
    1,979,865.60/2,969,798.40 = 483,957.60/x
  3. Step 3: Cross multiply
    1,979,865.60x = 2,969,798.40 × 483,957.60
  4. Step 4: Simplify right side
    1,979,865.60x = 1,437,256,506,147.84
  5. Step 5: Solve for x
    x = 1,437,256,506,147.84/1,979,865.60
  6. Step 6: Final answer
    x = 725,936.40

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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.