Home / 4,853,663.40-6,699,387.78-2,817,129

Finding the Fourth Proportional to 4,853,663.40, 6,699,387.78 and 2,817,129

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Solution

The fourth proportional to 4,853,663.40, 6,699,387.78 and 2,817,129 is: 3,888,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853,663.40 : 6,699,387.78 = 2,817,129 : x
  2. Step 2: Convert to fraction form
    4,853,663.40/6,699,387.78 = 2,817,129/x
  3. Step 3: Cross multiply
    4,853,663.40x = 6,699,387.78 × 2,817,129
  4. Step 4: Simplify right side
    4,853,663.40x = 18,873,039,597,283.62
  5. Step 5: Solve for x
    x = 18,873,039,597,283.62/4,853,663.40
  6. Step 6: Final answer
    x = 3,888,411.30

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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.