Home / 3,417,820.74-4,716,499.31-1,889,875.62

Finding the Fourth Proportional to 3,417,820.74, 4,716,499.31 and 1,889,875.62

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Solution

The fourth proportional to 3,417,820.74, 4,716,499.31 and 1,889,875.62 is: 2,607,976.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,820.74 : 4,716,499.31 = 1,889,875.62 : x
  2. Step 2: Convert to fraction form
    3,417,820.74/4,716,499.31 = 1,889,875.62/x
  3. Step 3: Cross multiply
    3,417,820.74x = 4,716,499.31 × 1,889,875.62
  4. Step 4: Simplify right side
    3,417,820.74x = 8,913,597,057,715.82
  5. Step 5: Solve for x
    x = 8,913,597,057,715.82/3,417,820.74
  6. Step 6: Final answer
    x = 2,607,976.76

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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.