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Finding the Fourth Proportional to 1,184,646, 1,634,812.56 and 648,102

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Solution

The fourth proportional to 1,184,646, 1,634,812.56 and 648,102 is: 894,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,646 : 1,634,812.56 = 648,102 : x
  2. Step 2: Convert to fraction form
    1,184,646/1,634,812.56 = 648,102/x
  3. Step 3: Cross multiply
    1,184,646x = 1,634,812.56 × 648,102
  4. Step 4: Simplify right side
    1,184,646x = 1,059,525,289,761.12
  5. Step 5: Solve for x
    x = 1,059,525,289,761.12/1,184,646
  6. Step 6: Final answer
    x = 894,381.35

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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.