Home / 1,365,842.16-1,884,812.79-753,981.80

Finding the Fourth Proportional to 1,365,842.16, 1,884,812.79 and 753,981.80

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Solution

The fourth proportional to 1,365,842.16, 1,884,812.79 and 753,981.80 is: 1,040,467.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,842.16 : 1,884,812.79 = 753,981.80 : x
  2. Step 2: Convert to fraction form
    1,365,842.16/1,884,812.79 = 753,981.80/x
  3. Step 3: Cross multiply
    1,365,842.16x = 1,884,812.79 × 753,981.80
  4. Step 4: Simplify right side
    1,365,842.16x = 1,421,114,530,643.16
  5. Step 5: Solve for x
    x = 1,421,114,530,643.16/1,365,842.16
  6. Step 6: Final answer
    x = 1,040,467.61

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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.