Home / 1,622,118.86-2,433,316.70-424,039.26

Finding the Fourth Proportional to 1,622,118.86, 2,433,316.70 and 424,039.26

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Solution

The fourth proportional to 1,622,118.86, 2,433,316.70 and 424,039.26 is: 636,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,118.86 : 2,433,316.70 = 424,039.26 : x
  2. Step 2: Convert to fraction form
    1,622,118.86/2,433,316.70 = 424,039.26/x
  3. Step 3: Cross multiply
    1,622,118.86x = 2,433,316.70 × 424,039.26
  4. Step 4: Simplify right side
    1,622,118.86x = 1,031,821,812,813.64
  5. Step 5: Solve for x
    x = 1,031,821,812,813.64/1,622,118.86
  6. Step 6: Final answer
    x = 636,095.07

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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.