Home / 1,160,023.07-1,739,619.08-401,660.78

Finding the Fourth Proportional to 1,160,023.07, 1,739,619.08 and 401,660.78

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Solution

The fourth proportional to 1,160,023.07, 1,739,619.08 and 401,660.78 is: 602,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,023.07 : 1,739,619.08 = 401,660.78 : x
  2. Step 2: Convert to fraction form
    1,160,023.07/1,739,619.08 = 401,660.78/x
  3. Step 3: Cross multiply
    1,160,023.07x = 1,739,619.08 × 401,660.78
  4. Step 4: Simplify right side
    1,160,023.07x = 698,736,747,375.51
  5. Step 5: Solve for x
    x = 698,736,747,375.51/1,160,023.07
  6. Step 6: Final answer
    x = 602,347.28

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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.