Home / 1,309,762.80-1,807,577.64-736,768.80

Finding the Fourth Proportional to 1,309,762.80, 1,807,577.64 and 736,768.80

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Solution

The fourth proportional to 1,309,762.80, 1,807,577.64 and 736,768.80 is: 1,016,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,762.80 : 1,807,577.64 = 736,768.80 : x
  2. Step 2: Convert to fraction form
    1,309,762.80/1,807,577.64 = 736,768.80/x
  3. Step 3: Cross multiply
    1,309,762.80x = 1,807,577.64 × 736,768.80
  4. Step 4: Simplify right side
    1,309,762.80x = 1,331,766,808,729.63
  5. Step 5: Solve for x
    x = 1,331,766,808,729.63/1,309,762.80
  6. Step 6: Final answer
    x = 1,016,800.00

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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.