Home / 1,126,298.08-1,553,901.84-854,082.40

Finding the Fourth Proportional to 1,126,298.08, 1,553,901.84 and 854,082.40

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Solution

The fourth proportional to 1,126,298.08, 1,553,901.84 and 854,082.40 is: 1,178,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,298.08 : 1,553,901.84 = 854,082.40 : x
  2. Step 2: Convert to fraction form
    1,126,298.08/1,553,901.84 = 854,082.40/x
  3. Step 3: Cross multiply
    1,126,298.08x = 1,553,901.84 × 854,082.40
  4. Step 4: Simplify right side
    1,126,298.08x = 1,327,160,212,871.62
  5. Step 5: Solve for x
    x = 1,327,160,212,871.62/1,126,298.08
  6. Step 6: Final answer
    x = 1,178,338.34

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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.