Home / 1,342,208.34-1,852,192.98-768,849.84

Finding the Fourth Proportional to 1,342,208.34, 1,852,192.98 and 768,849.84

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Solution

The fourth proportional to 1,342,208.34, 1,852,192.98 and 768,849.84 is: 1,060,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,208.34 : 1,852,192.98 = 768,849.84 : x
  2. Step 2: Convert to fraction form
    1,342,208.34/1,852,192.98 = 768,849.84/x
  3. Step 3: Cross multiply
    1,342,208.34x = 1,852,192.98 × 768,849.84
  4. Step 4: Simplify right side
    1,342,208.34x = 1,424,058,276,322.12
  5. Step 5: Solve for x
    x = 1,424,058,276,322.12/1,342,208.34
  6. Step 6: Final answer
    x = 1,060,981.54

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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.