Home / 1,755,019.88-2,632,529.81-425,323.88

Finding the Fourth Proportional to 1,755,019.88, 2,632,529.81 and 425,323.88

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Solution

The fourth proportional to 1,755,019.88, 2,632,529.81 and 425,323.88 is: 637,985.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,019.88 : 2,632,529.81 = 425,323.88 : x
  2. Step 2: Convert to fraction form
    1,755,019.88/2,632,529.81 = 425,323.88/x
  3. Step 3: Cross multiply
    1,755,019.88x = 2,632,529.81 × 425,323.88
  4. Step 4: Simplify right side
    1,755,019.88x = 1,119,677,793,004.86
  5. Step 5: Solve for x
    x = 1,119,677,793,004.86/1,755,019.88
  6. Step 6: Final answer
    x = 637,985.82

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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.