Home / 2,086,992.40-2,878,711.32-1,433,302.96

Finding the Fourth Proportional to 2,086,992.40, 2,878,711.32 and 1,433,302.96

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Solution

The fourth proportional to 2,086,992.40, 2,878,711.32 and 1,433,302.96 is: 1,977,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,992.40 : 2,878,711.32 = 1,433,302.96 : x
  2. Step 2: Convert to fraction form
    2,086,992.40/2,878,711.32 = 1,433,302.96/x
  3. Step 3: Cross multiply
    2,086,992.40x = 2,878,711.32 × 1,433,302.96
  4. Step 4: Simplify right side
    2,086,992.40x = 4,126,065,455,941.51
  5. Step 5: Solve for x
    x = 4,126,065,455,941.51/2,086,992.40
  6. Step 6: Final answer
    x = 1,977,039.04

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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.