Home / 2,045,478.34-2,822,134.57-1,185,867.06

Finding the Fourth Proportional to 2,045,478.34, 2,822,134.57 and 1,185,867.06

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Solution

The fourth proportional to 2,045,478.34, 2,822,134.57 and 1,185,867.06 is: 1,636,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,478.34 : 2,822,134.57 = 1,185,867.06 : x
  2. Step 2: Convert to fraction form
    2,045,478.34/2,822,134.57 = 1,185,867.06/x
  3. Step 3: Cross multiply
    2,045,478.34x = 2,822,134.57 × 1,185,867.06
  4. Step 4: Simplify right side
    2,045,478.34x = 3,346,676,425,450.26
  5. Step 5: Solve for x
    x = 3,346,676,425,450.26/2,045,478.34
  6. Step 6: Final answer
    x = 1,636,133.89

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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.