Home / 1,249,262.10-1,873,105.80-1,059,788.91

Finding the Fourth Proportional to 1,249,262.10, 1,873,105.80 and 1,059,788.91

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Solution

The fourth proportional to 1,249,262.10, 1,873,105.80 and 1,059,788.91 is: 1,589,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,262.10 : 1,873,105.80 = 1,059,788.91 : x
  2. Step 2: Convert to fraction form
    1,249,262.10/1,873,105.80 = 1,059,788.91/x
  3. Step 3: Cross multiply
    1,249,262.10x = 1,873,105.80 × 1,059,788.91
  4. Step 4: Simplify right side
    1,249,262.10x = 1,985,096,754,096.68
  5. Step 5: Solve for x
    x = 1,985,096,754,096.68/1,249,262.10
  6. Step 6: Final answer
    x = 1,589,015.43

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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.