Home / 1,308,700.66-1,806,009.72-735,745.54

Finding the Fourth Proportional to 1,308,700.66, 1,806,009.72 and 735,745.54

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Solution

The fourth proportional to 1,308,700.66, 1,806,009.72 and 735,745.54 is: 1,015,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,700.66 : 1,806,009.72 = 735,745.54 : x
  2. Step 2: Convert to fraction form
    1,308,700.66/1,806,009.72 = 735,745.54/x
  3. Step 3: Cross multiply
    1,308,700.66x = 1,806,009.72 × 735,745.54
  4. Step 4: Simplify right side
    1,308,700.66x = 1,328,763,596,686.65
  5. Step 5: Solve for x
    x = 1,328,763,596,686.65/1,308,700.66
  6. Step 6: Final answer
    x = 1,015,330.42

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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.