Home / 1,640,301.40-2,460,452.10-1,490,710.60

Finding the Fourth Proportional to 1,640,301.40, 2,460,452.10 and 1,490,710.60

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Solution

The fourth proportional to 1,640,301.40, 2,460,452.10 and 1,490,710.60 is: 2,236,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,301.40 : 2,460,452.10 = 1,490,710.60 : x
  2. Step 2: Convert to fraction form
    1,640,301.40/2,460,452.10 = 1,490,710.60/x
  3. Step 3: Cross multiply
    1,640,301.40x = 2,460,452.10 × 1,490,710.60
  4. Step 4: Simplify right side
    1,640,301.40x = 3,667,822,026,262.26
  5. Step 5: Solve for x
    x = 3,667,822,026,262.26/1,640,301.40
  6. Step 6: Final answer
    x = 2,236,065.90

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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.