Home / 1,640,325.60-2,460,488.40-965,714.40

Finding the Fourth Proportional to 1,640,325.60, 2,460,488.40 and 965,714.40

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Solution

The fourth proportional to 1,640,325.60, 2,460,488.40 and 965,714.40 is: 1,448,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,325.60 : 2,460,488.40 = 965,714.40 : x
  2. Step 2: Convert to fraction form
    1,640,325.60/2,460,488.40 = 965,714.40/x
  3. Step 3: Cross multiply
    1,640,325.60x = 2,460,488.40 × 965,714.40
  4. Step 4: Simplify right side
    1,640,325.60x = 2,376,129,078,912.96
  5. Step 5: Solve for x
    x = 2,376,129,078,912.96/1,640,325.60
  6. Step 6: Final answer
    x = 1,448,571.60

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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.