Home / 1,305,957.20-1,958,256.12-464,386.64

Finding the Fourth Proportional to 1,305,957.20, 1,958,256.12 and 464,386.64

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Solution

The fourth proportional to 1,305,957.20, 1,958,256.12 and 464,386.64 is: 696,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,957.20 : 1,958,256.12 = 464,386.64 : x
  2. Step 2: Convert to fraction form
    1,305,957.20/1,958,256.12 = 464,386.64/x
  3. Step 3: Cross multiply
    1,305,957.20x = 1,958,256.12 × 464,386.64
  4. Step 4: Simplify right side
    1,305,957.20x = 909,387,979,826.24
  5. Step 5: Solve for x
    x = 909,387,979,826.24/1,305,957.20
  6. Step 6: Final answer
    x = 696,338.27

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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.