Home / 1,349,412-1,860,983.25-1,119,605.46

Finding the Fourth Proportional to 1,349,412, 1,860,983.25 and 1,119,605.46

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Solution

The fourth proportional to 1,349,412, 1,860,983.25 and 1,119,605.46 is: 1,544,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,412 : 1,860,983.25 = 1,119,605.46 : x
  2. Step 2: Convert to fraction form
    1,349,412/1,860,983.25 = 1,119,605.46/x
  3. Step 3: Cross multiply
    1,349,412x = 1,860,983.25 × 1,119,605.46
  4. Step 4: Simplify right side
    1,349,412x = 2,083,567,007,668.55
  5. Step 5: Solve for x
    x = 2,083,567,007,668.55/1,349,412
  6. Step 6: Final answer
    x = 1,544,055.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.