Home / 1,640,297.10-2,460,445.65-965,685.90

Finding the Fourth Proportional to 1,640,297.10, 2,460,445.65 and 965,685.90

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Solution

The fourth proportional to 1,640,297.10, 2,460,445.65 and 965,685.90 is: 1,448,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,297.10 : 2,460,445.65 = 965,685.90 : x
  2. Step 2: Convert to fraction form
    1,640,297.10/2,460,445.65 = 965,685.90/x
  3. Step 3: Cross multiply
    1,640,297.10x = 2,460,445.65 × 965,685.90
  4. Step 4: Simplify right side
    1,640,297.10x = 2,376,017,671,921.34
  5. Step 5: Solve for x
    x = 2,376,017,671,921.34/1,640,297.10
  6. Step 6: Final answer
    x = 1,448,528.85

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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.