Home / 1,180,709.40-1,773,032.40-648,612.30

Finding the Fourth Proportional to 1,180,709.40, 1,773,032.40 and 648,612.30

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Solution

The fourth proportional to 1,180,709.40, 1,773,032.40 and 648,612.30 is: 973,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,709.40 : 1,773,032.40 = 648,612.30 : x
  2. Step 2: Convert to fraction form
    1,180,709.40/1,773,032.40 = 648,612.30/x
  3. Step 3: Cross multiply
    1,180,709.40x = 1,773,032.40 × 648,612.30
  4. Step 4: Simplify right side
    1,180,709.40x = 1,150,010,622,938.52
  5. Step 5: Solve for x
    x = 1,150,010,622,938.52/1,180,709.40
  6. Step 6: Final answer
    x = 973,999.72

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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.