Home / 1,640,190.90-2,460,286.35-1,007,051.70

Finding the Fourth Proportional to 1,640,190.90, 2,460,286.35 and 1,007,051.70

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Solution

The fourth proportional to 1,640,190.90, 2,460,286.35 and 1,007,051.70 is: 1,510,577.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,190.90 : 2,460,286.35 = 1,007,051.70 : x
  2. Step 2: Convert to fraction form
    1,640,190.90/2,460,286.35 = 1,007,051.70/x
  3. Step 3: Cross multiply
    1,640,190.90x = 2,460,286.35 × 1,007,051.70
  4. Step 4: Simplify right side
    1,640,190.90x = 2,477,635,551,254.30
  5. Step 5: Solve for x
    x = 2,477,635,551,254.30/1,640,190.90
  6. Step 6: Final answer
    x = 1,510,577.55

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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.