Home / 1,053,106.28-1,580,749.70-648,589.86

Finding the Fourth Proportional to 1,053,106.28, 1,580,749.70 and 648,589.86

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Solution

The fourth proportional to 1,053,106.28, 1,580,749.70 and 648,589.86 is: 973,556.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,106.28 : 1,580,749.70 = 648,589.86 : x
  2. Step 2: Convert to fraction form
    1,053,106.28/1,580,749.70 = 648,589.86/x
  3. Step 3: Cross multiply
    1,053,106.28x = 1,580,749.70 × 648,589.86
  4. Step 4: Simplify right side
    1,053,106.28x = 1,025,258,226,618.04
  5. Step 5: Solve for x
    x = 1,025,258,226,618.04/1,053,106.28
  6. Step 6: Final answer
    x = 973,556.27

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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.