Home / 977,778.20-1,464,917.70-837,810.20

Finding the Fourth Proportional to 977,778.20, 1,464,917.70 and 837,810.20

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Solution

The fourth proportional to 977,778.20, 1,464,917.70 and 837,810.20 is: 1,255,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,778.20 : 1,464,917.70 = 837,810.20 : x
  2. Step 2: Convert to fraction form
    977,778.20/1,464,917.70 = 837,810.20/x
  3. Step 3: Cross multiply
    977,778.20x = 1,464,917.70 × 837,810.20
  4. Step 4: Simplify right side
    977,778.20x = 1,227,322,991,220.54
  5. Step 5: Solve for x
    x = 1,227,322,991,220.54/977,778.20
  6. Step 6: Final answer
    x = 1,255,216.15

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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.