Home / 1,588,723.01-2,383,063.79-390,655.71

Finding the Fourth Proportional to 1,588,723.01, 2,383,063.79 and 390,655.71

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Solution

The fourth proportional to 1,588,723.01, 2,383,063.79 and 390,655.71 is: 585,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,723.01 : 2,383,063.79 = 390,655.71 : x
  2. Step 2: Convert to fraction form
    1,588,723.01/2,383,063.79 = 390,655.71/x
  3. Step 3: Cross multiply
    1,588,723.01x = 2,383,063.79 × 390,655.71
  4. Step 4: Simplify right side
    1,588,723.01x = 930,957,477,101.90
  5. Step 5: Solve for x
    x = 930,957,477,101.90/1,588,723.01
  6. Step 6: Final answer
    x = 585,978.47

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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.