Home / 1,705,518.72-2,353,347.73-980,226.39

Finding the Fourth Proportional to 1,705,518.72, 2,353,347.73 and 980,226.39

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Solution

The fourth proportional to 1,705,518.72, 2,353,347.73 and 980,226.39 is: 1,352,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,518.72 : 2,353,347.73 = 980,226.39 : x
  2. Step 2: Convert to fraction form
    1,705,518.72/2,353,347.73 = 980,226.39/x
  3. Step 3: Cross multiply
    1,705,518.72x = 2,353,347.73 × 980,226.39
  4. Step 4: Simplify right side
    1,705,518.72x = 2,306,813,554,329.16
  5. Step 5: Solve for x
    x = 2,306,813,554,329.16/1,705,518.72
  6. Step 6: Final answer
    x = 1,352,558.33

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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.