Home / 1,755,041.75-2,632,562.67-425,345.75

Finding the Fourth Proportional to 1,755,041.75, 2,632,562.67 and 425,345.75

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Solution

The fourth proportional to 1,755,041.75, 2,632,562.67 and 425,345.75 is: 638,018.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,041.75 : 2,632,562.67 = 425,345.75 : x
  2. Step 2: Convert to fraction form
    1,755,041.75/2,632,562.67 = 425,345.75/x
  3. Step 3: Cross multiply
    1,755,041.75x = 2,632,562.67 × 425,345.75
  4. Step 4: Simplify right side
    1,755,041.75x = 1,119,749,343,293.15
  5. Step 5: Solve for x
    x = 1,119,749,343,293.15/1,755,041.75
  6. Step 6: Final answer
    x = 638,018.64

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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.