Home / 3,531,484.43-4,873,981.01-2,155,625.72

Finding the Fourth Proportional to 3,531,484.43, 4,873,981.01 and 2,155,625.72

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Solution

The fourth proportional to 3,531,484.43, 4,873,981.01 and 2,155,625.72 is: 2,975,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,484.43 : 4,873,981.01 = 2,155,625.72 : x
  2. Step 2: Convert to fraction form
    3,531,484.43/4,873,981.01 = 2,155,625.72/x
  3. Step 3: Cross multiply
    3,531,484.43x = 4,873,981.01 × 2,155,625.72
  4. Step 4: Simplify right side
    3,531,484.43x = 10,506,478,788,799.54
  5. Step 5: Solve for x
    x = 10,506,478,788,799.54/3,531,484.43
  6. Step 6: Final answer
    x = 2,975,088.52

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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.