Home / 1,270,234.56-1,752,916.80-697,284.48

Finding the Fourth Proportional to 1,270,234.56, 1,752,916.80 and 697,284.48

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Solution

The fourth proportional to 1,270,234.56, 1,752,916.80 and 697,284.48 is: 962,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,234.56 : 1,752,916.80 = 697,284.48 : x
  2. Step 2: Convert to fraction form
    1,270,234.56/1,752,916.80 = 697,284.48/x
  3. Step 3: Cross multiply
    1,270,234.56x = 1,752,916.80 × 697,284.48
  4. Step 4: Simplify right side
    1,270,234.56x = 1,222,281,679,371.26
  5. Step 5: Solve for x
    x = 1,222,281,679,371.26/1,270,234.56
  6. Step 6: Final answer
    x = 962,248.80

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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.