Home / 1,064,205.37-1,594,921.88-432,380.53

Finding the Fourth Proportional to 1,064,205.37, 1,594,921.88 and 432,380.53

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Solution

The fourth proportional to 1,064,205.37, 1,594,921.88 and 432,380.53 is: 648,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,205.37 : 1,594,921.88 = 432,380.53 : x
  2. Step 2: Convert to fraction form
    1,064,205.37/1,594,921.88 = 432,380.53/x
  3. Step 3: Cross multiply
    1,064,205.37x = 1,594,921.88 × 432,380.53
  4. Step 4: Simplify right side
    1,064,205.37x = 689,613,168,425.46
  5. Step 5: Solve for x
    x = 689,613,168,425.46/1,064,205.37
  6. Step 6: Final answer
    x = 648,007.60

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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.