Home / 1,434,022.04-2,151,092.43-423,144

Finding the Fourth Proportional to 1,434,022.04, 2,151,092.43 and 423,144

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Solution

The fourth proportional to 1,434,022.04, 2,151,092.43 and 423,144 is: 634,733.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,022.04 : 2,151,092.43 = 423,144 : x
  2. Step 2: Convert to fraction form
    1,434,022.04/2,151,092.43 = 423,144/x
  3. Step 3: Cross multiply
    1,434,022.04x = 2,151,092.43 × 423,144
  4. Step 4: Simplify right side
    1,434,022.04x = 910,221,855,199.92
  5. Step 5: Solve for x
    x = 910,221,855,199.92/1,434,022.04
  6. Step 6: Final answer
    x = 634,733.52

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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.