Home / 1,802,458.11-2,701,818.72-1,126,988.27

Finding the Fourth Proportional to 1,802,458.11, 2,701,818.72 and 1,126,988.27

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Solution

The fourth proportional to 1,802,458.11, 2,701,818.72 and 1,126,988.27 is: 1,689,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,458.11 : 2,701,818.72 = 1,126,988.27 : x
  2. Step 2: Convert to fraction form
    1,802,458.11/2,701,818.72 = 1,126,988.27/x
  3. Step 3: Cross multiply
    1,802,458.11x = 2,701,818.72 × 1,126,988.27
  4. Step 4: Simplify right side
    1,802,458.11x = 3,044,918,005,106.41
  5. Step 5: Solve for x
    x = 3,044,918,005,106.41/1,802,458.11
  6. Step 6: Final answer
    x = 1,689,314.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.