Home / 1,610,488.40-2,415,550.01-412,419.42

Finding the Fourth Proportional to 1,610,488.40, 2,415,550.01 and 412,419.42

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Solution

The fourth proportional to 1,610,488.40, 2,415,550.01 and 412,419.42 is: 618,582.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,488.40 : 2,415,550.01 = 412,419.42 : x
  2. Step 2: Convert to fraction form
    1,610,488.40/2,415,550.01 = 412,419.42/x
  3. Step 3: Cross multiply
    1,610,488.40x = 2,415,550.01 × 412,419.42
  4. Step 4: Simplify right side
    1,610,488.40x = 996,219,732,043.10
  5. Step 5: Solve for x
    x = 996,219,732,043.10/1,610,488.40
  6. Step 6: Final answer
    x = 618,582.37

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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.