Home / 1,640,169.70-2,460,254.55-576,412.90

Finding the Fourth Proportional to 1,640,169.70, 2,460,254.55 and 576,412.90

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Solution

The fourth proportional to 1,640,169.70, 2,460,254.55 and 576,412.90 is: 864,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,169.70 : 2,460,254.55 = 576,412.90 : x
  2. Step 2: Convert to fraction form
    1,640,169.70/2,460,254.55 = 576,412.90/x
  3. Step 3: Cross multiply
    1,640,169.70x = 2,460,254.55 × 576,412.90
  4. Step 4: Simplify right side
    1,640,169.70x = 1,418,122,459,903.70
  5. Step 5: Solve for x
    x = 1,418,122,459,903.70/1,640,169.70
  6. Step 6: Final answer
    x = 864,619.35

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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.