Home / 3,462,431.58-4,778,402.95-1,913,659.94

Finding the Fourth Proportional to 3,462,431.58, 4,778,402.95 and 1,913,659.94

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Solution

The fourth proportional to 3,462,431.58, 4,778,402.95 and 1,913,659.94 is: 2,640,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,431.58 : 4,778,402.95 = 1,913,659.94 : x
  2. Step 2: Convert to fraction form
    3,462,431.58/4,778,402.95 = 1,913,659.94/x
  3. Step 3: Cross multiply
    3,462,431.58x = 4,778,402.95 × 1,913,659.94
  4. Step 4: Simplify right side
    3,462,431.58x = 9,144,238,313,913.12
  5. Step 5: Solve for x
    x = 9,144,238,313,913.12/3,462,431.58
  6. Step 6: Final answer
    x = 2,640,987.44

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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.