Home / 979,266.40-1,470,973.20-944,015.20

Finding the Fourth Proportional to 979,266.40, 1,470,973.20 and 944,015.20

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Solution

The fourth proportional to 979,266.40, 1,470,973.20 and 944,015.20 is: 1,418,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,266.40 : 1,470,973.20 = 944,015.20 : x
  2. Step 2: Convert to fraction form
    979,266.40/1,470,973.20 = 944,015.20/x
  3. Step 3: Cross multiply
    979,266.40x = 1,470,973.20 × 944,015.20
  4. Step 4: Simplify right side
    979,266.40x = 1,388,621,059,592.64
  5. Step 5: Solve for x
    x = 1,388,621,059,592.64/979,266.40
  6. Step 6: Final answer
    x = 1,418,021.76

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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.