Home / 1,115,431.16-1,539,292.02-606,133.64

Finding the Fourth Proportional to 1,115,431.16, 1,539,292.02 and 606,133.64

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Solution

The fourth proportional to 1,115,431.16, 1,539,292.02 and 606,133.64 is: 836,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,431.16 : 1,539,292.02 = 606,133.64 : x
  2. Step 2: Convert to fraction form
    1,115,431.16/1,539,292.02 = 606,133.64/x
  3. Step 3: Cross multiply
    1,115,431.16x = 1,539,292.02 × 606,133.64
  4. Step 4: Simplify right side
    1,115,431.16x = 933,016,675,105.55
  5. Step 5: Solve for x
    x = 933,016,675,105.55/1,115,431.16
  6. Step 6: Final answer
    x = 836,462.80

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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.