Home / 1,588,256.56-2,382,829.56-642,291.76

Finding the Fourth Proportional to 1,588,256.56, 2,382,829.56 and 642,291.76

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Solution

The fourth proportional to 1,588,256.56, 2,382,829.56 and 642,291.76 is: 963,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,256.56 : 2,382,829.56 = 642,291.76 : x
  2. Step 2: Convert to fraction form
    1,588,256.56/2,382,829.56 = 642,291.76/x
  3. Step 3: Cross multiply
    1,588,256.56x = 2,382,829.56 × 642,291.76
  4. Step 4: Simplify right side
    1,588,256.56x = 1,530,471,791,872.43
  5. Step 5: Solve for x
    x = 1,530,471,791,872.43/1,588,256.56
  6. Step 6: Final answer
    x = 963,617.48

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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.