Home / 1,640,153.40-2,460,230.10-574,811.03

Finding the Fourth Proportional to 1,640,153.40, 2,460,230.10 and 574,811.03

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Solution

The fourth proportional to 1,640,153.40, 2,460,230.10 and 574,811.03 is: 862,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,153.40 : 2,460,230.10 = 574,811.03 : x
  2. Step 2: Convert to fraction form
    1,640,153.40/2,460,230.10 = 574,811.03/x
  3. Step 3: Cross multiply
    1,640,153.40x = 2,460,230.10 × 574,811.03
  4. Step 4: Simplify right side
    1,640,153.40x = 1,414,167,397,818.00
  5. Step 5: Solve for x
    x = 1,414,167,397,818.00/1,640,153.40
  6. Step 6: Final answer
    x = 862,216.55

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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.