Home / 1,106,707.60-1,660,061.40-1,083,379.60

Finding the Fourth Proportional to 1,106,707.60, 1,660,061.40 and 1,083,379.60

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Solution

The fourth proportional to 1,106,707.60, 1,660,061.40 and 1,083,379.60 is: 1,625,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,707.60 : 1,660,061.40 = 1,083,379.60 : x
  2. Step 2: Convert to fraction form
    1,106,707.60/1,660,061.40 = 1,083,379.60/x
  3. Step 3: Cross multiply
    1,106,707.60x = 1,660,061.40 × 1,083,379.60
  4. Step 4: Simplify right side
    1,106,707.60x = 1,798,476,655,507.44
  5. Step 5: Solve for x
    x = 1,798,476,655,507.44/1,106,707.60
  6. Step 6: Final answer
    x = 1,625,069.40

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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.