Home / 3,565,875.84-4,917,186.90-2,115,291.03

Finding the Fourth Proportional to 3,565,875.84, 4,917,186.90 and 2,115,291.03

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Solution

The fourth proportional to 3,565,875.84, 4,917,186.90 and 2,115,291.03 is: 2,916,893.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,875.84 : 4,917,186.90 = 2,115,291.03 : x
  2. Step 2: Convert to fraction form
    3,565,875.84/4,917,186.90 = 2,115,291.03/x
  3. Step 3: Cross multiply
    3,565,875.84x = 4,917,186.90 × 2,115,291.03
  4. Step 4: Simplify right side
    3,565,875.84x = 10,401,281,342,403.51
  5. Step 5: Solve for x
    x = 10,401,281,342,403.51/3,565,875.84
  6. Step 6: Final answer
    x = 2,916,893.86

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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.