Home / 1,308,679.74-1,805,980.86-735,724.62

Finding the Fourth Proportional to 1,308,679.74, 1,805,980.86 and 735,724.62

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Solution

The fourth proportional to 1,308,679.74, 1,805,980.86 and 735,724.62 is: 1,015,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,679.74 : 1,805,980.86 = 735,724.62 : x
  2. Step 2: Convert to fraction form
    1,308,679.74/1,805,980.86 = 735,724.62/x
  3. Step 3: Cross multiply
    1,308,679.74x = 1,805,980.86 × 735,724.62
  4. Step 4: Simplify right side
    1,308,679.74x = 1,328,704,581,950.77
  5. Step 5: Solve for x
    x = 1,328,704,581,950.77/1,308,679.74
  6. Step 6: Final answer
    x = 1,015,301.56

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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.