Home / 1,601,141.41-2,210,536.17-990,113.43

Finding the Fourth Proportional to 1,601,141.41, 2,210,536.17 and 990,113.43

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Solution

The fourth proportional to 1,601,141.41, 2,210,536.17 and 990,113.43 is: 1,366,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,141.41 : 2,210,536.17 = 990,113.43 : x
  2. Step 2: Convert to fraction form
    1,601,141.41/2,210,536.17 = 990,113.43/x
  3. Step 3: Cross multiply
    1,601,141.41x = 2,210,536.17 × 990,113.43
  4. Step 4: Simplify right side
    1,601,141.41x = 2,188,681,549,417.76
  5. Step 5: Solve for x
    x = 2,188,681,549,417.76/1,601,141.41
  6. Step 6: Final answer
    x = 1,366,950.81

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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.