Home / 1,422,036-2,133,054-424,764

Finding the Fourth Proportional to 1,422,036, 2,133,054 and 424,764

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Solution

The fourth proportional to 1,422,036, 2,133,054 and 424,764 is: 637,146

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,036 : 2,133,054 = 424,764 : x
  2. Step 2: Convert to fraction form
    1,422,036/2,133,054 = 424,764/x
  3. Step 3: Cross multiply
    1,422,036x = 2,133,054 × 424,764
  4. Step 4: Simplify right side
    1,422,036x = 906,044,549,256
  5. Step 5: Solve for x
    x = 906,044,549,256/1,422,036
  6. Step 6: Final answer
    x = 637,146

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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.