Home / 1,640,276.70-2,460,415.05-1,510,368.90

Finding the Fourth Proportional to 1,640,276.70, 2,460,415.05 and 1,510,368.90

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Solution

The fourth proportional to 1,640,276.70, 2,460,415.05 and 1,510,368.90 is: 2,265,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,276.70 : 2,460,415.05 = 1,510,368.90 : x
  2. Step 2: Convert to fraction form
    1,640,276.70/2,460,415.05 = 1,510,368.90/x
  3. Step 3: Cross multiply
    1,640,276.70x = 2,460,415.05 × 1,510,368.90
  4. Step 4: Simplify right side
    1,640,276.70x = 3,716,134,372,611.94
  5. Step 5: Solve for x
    x = 3,716,134,372,611.94/1,640,276.70
  6. Step 6: Final answer
    x = 2,265,553.35

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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.