Home / 1,716,051.80-2,367,564.92-980,478.30

Finding the Fourth Proportional to 1,716,051.80, 2,367,564.92 and 980,478.30

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Solution

The fourth proportional to 1,716,051.80, 2,367,564.92 and 980,478.30 is: 1,352,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,051.80 : 2,367,564.92 = 980,478.30 : x
  2. Step 2: Convert to fraction form
    1,716,051.80/2,367,564.92 = 980,478.30/x
  3. Step 3: Cross multiply
    1,716,051.80x = 2,367,564.92 × 980,478.30
  4. Step 4: Simplify right side
    1,716,051.80x = 2,321,346,018,335.27
  5. Step 5: Solve for x
    x = 2,321,346,018,335.27/1,716,051.80
  6. Step 6: Final answer
    x = 1,352,724.91

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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.