Home / 1,441,903.02-2,162,830.77-431,027.34

Finding the Fourth Proportional to 1,441,903.02, 2,162,830.77 and 431,027.34

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Solution

The fourth proportional to 1,441,903.02, 2,162,830.77 and 431,027.34 is: 646,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,903.02 : 2,162,830.77 = 431,027.34 : x
  2. Step 2: Convert to fraction form
    1,441,903.02/2,162,830.77 = 431,027.34/x
  3. Step 3: Cross multiply
    1,441,903.02x = 2,162,830.77 × 431,027.34
  4. Step 4: Simplify right side
    1,441,903.02x = 932,239,193,663.25
  5. Step 5: Solve for x
    x = 932,239,193,663.25/1,441,903.02
  6. Step 6: Final answer
    x = 646,533.91

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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.