Home / 1,309,800.48-1,807,506.64-736,840.48

Finding the Fourth Proportional to 1,309,800.48, 1,807,506.64 and 736,840.48

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Solution

The fourth proportional to 1,309,800.48, 1,807,506.64 and 736,840.48 is: 1,016,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,800.48 : 1,807,506.64 = 736,840.48 : x
  2. Step 2: Convert to fraction form
    1,309,800.48/1,807,506.64 = 736,840.48/x
  3. Step 3: Cross multiply
    1,309,800.48x = 1,807,506.64 × 736,840.48
  4. Step 4: Simplify right side
    1,309,800.48x = 1,331,844,060,220.79
  5. Step 5: Solve for x
    x = 1,331,844,060,220.79/1,309,800.48
  6. Step 6: Final answer
    x = 1,016,829.72

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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.