Home / 1,575,109.71-2,362,664.52-453,178.71

Finding the Fourth Proportional to 1,575,109.71, 2,362,664.52 and 453,178.71

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Solution

The fourth proportional to 1,575,109.71, 2,362,664.52 and 453,178.71 is: 679,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,109.71 : 2,362,664.52 = 453,178.71 : x
  2. Step 2: Convert to fraction form
    1,575,109.71/2,362,664.52 = 453,178.71/x
  3. Step 3: Cross multiply
    1,575,109.71x = 2,362,664.52 × 453,178.71
  4. Step 4: Simplify right side
    1,575,109.71x = 1,070,709,259,336.37
  5. Step 5: Solve for x
    x = 1,070,709,259,336.37/1,575,109.71
  6. Step 6: Final answer
    x = 679,768.05

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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.