Home / 1,098,828.47-1,645,289.67-697,295.27

Finding the Fourth Proportional to 1,098,828.47, 1,645,289.67 and 697,295.27

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Solution

The fourth proportional to 1,098,828.47, 1,645,289.67 and 697,295.27 is: 1,044,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,828.47 : 1,645,289.67 = 697,295.27 : x
  2. Step 2: Convert to fraction form
    1,098,828.47/1,645,289.67 = 697,295.27/x
  3. Step 3: Cross multiply
    1,098,828.47x = 1,645,289.67 × 697,295.27
  4. Step 4: Simplify right side
    1,098,828.47x = 1,147,252,711,398.94
  5. Step 5: Solve for x
    x = 1,147,252,711,398.94/1,098,828.47
  6. Step 6: Final answer
    x = 1,044,068.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.