Home / 1,185,958.13-1,636,496.63-669,680.73

Finding the Fourth Proportional to 1,185,958.13, 1,636,496.63 and 669,680.73

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Solution

The fourth proportional to 1,185,958.13, 1,636,496.63 and 669,680.73 is: 924,088.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,958.13 : 1,636,496.63 = 669,680.73 : x
  2. Step 2: Convert to fraction form
    1,185,958.13/1,636,496.63 = 669,680.73/x
  3. Step 3: Cross multiply
    1,185,958.13x = 1,636,496.63 × 669,680.73
  4. Step 4: Simplify right side
    1,185,958.13x = 1,095,930,256,983.84
  5. Step 5: Solve for x
    x = 1,095,930,256,983.84/1,185,958.13
  6. Step 6: Final answer
    x = 924,088.49

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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.