Home / 1,817,456.40-2,726,184.60-1,640,309.40

Finding the Fourth Proportional to 1,817,456.40, 2,726,184.60 and 1,640,309.40

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Solution

The fourth proportional to 1,817,456.40, 2,726,184.60 and 1,640,309.40 is: 2,460,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,456.40 : 2,726,184.60 = 1,640,309.40 : x
  2. Step 2: Convert to fraction form
    1,817,456.40/2,726,184.60 = 1,640,309.40/x
  3. Step 3: Cross multiply
    1,817,456.40x = 2,726,184.60 × 1,640,309.40
  4. Step 4: Simplify right side
    1,817,456.40x = 4,471,786,225,515.24
  5. Step 5: Solve for x
    x = 4,471,786,225,515.24/1,817,456.40
  6. Step 6: Final answer
    x = 2,460,464.10

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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.