Home / 2,111,279.14-2,913,548.34-1,144,384.66

Finding the Fourth Proportional to 2,111,279.14, 2,913,548.34 and 1,144,384.66

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Solution

The fourth proportional to 2,111,279.14, 2,913,548.34 and 1,144,384.66 is: 1,579,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,279.14 : 2,913,548.34 = 1,144,384.66 : x
  2. Step 2: Convert to fraction form
    2,111,279.14/2,913,548.34 = 1,144,384.66/x
  3. Step 3: Cross multiply
    2,111,279.14x = 2,913,548.34 × 1,144,384.66
  4. Step 4: Simplify right side
    2,111,279.14x = 3,334,220,026,464.46
  5. Step 5: Solve for x
    x = 3,334,220,026,464.46/2,111,279.14
  6. Step 6: Final answer
    x = 1,579,241.68

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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.