Home / 1,634,161.84-2,254,222.36-980,618.80

Finding the Fourth Proportional to 1,634,161.84, 2,254,222.36 and 980,618.80

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Solution

The fourth proportional to 1,634,161.84, 2,254,222.36 and 980,618.80 is: 1,352,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,161.84 : 2,254,222.36 = 980,618.80 : x
  2. Step 2: Convert to fraction form
    1,634,161.84/2,254,222.36 = 980,618.80/x
  3. Step 3: Cross multiply
    1,634,161.84x = 2,254,222.36 × 980,618.80
  4. Step 4: Simplify right side
    1,634,161.84x = 2,210,532,825,596.37
  5. Step 5: Solve for x
    x = 2,210,532,825,596.37/1,634,161.84
  6. Step 6: Final answer
    x = 1,352,701.29

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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.