Home / 1,166,536.80-1,748,768.40-767,368.80

Finding the Fourth Proportional to 1,166,536.80, 1,748,768.40 and 767,368.80

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Solution

The fourth proportional to 1,166,536.80, 1,748,768.40 and 767,368.80 is: 1,150,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,536.80 : 1,748,768.40 = 767,368.80 : x
  2. Step 2: Convert to fraction form
    1,166,536.80/1,748,768.40 = 767,368.80/x
  3. Step 3: Cross multiply
    1,166,536.80x = 1,748,768.40 × 767,368.80
  4. Step 4: Simplify right side
    1,166,536.80x = 1,341,950,308,585.92
  5. Step 5: Solve for x
    x = 1,341,950,308,585.92/1,166,536.80
  6. Step 6: Final answer
    x = 1,150,371.17

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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.