Home / 1,640,206.02-2,460,484.26-693,672.42

Finding the Fourth Proportional to 1,640,206.02, 2,460,484.26 and 693,672.42

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Solution

The fourth proportional to 1,640,206.02, 2,460,484.26 and 693,672.42 is: 1,040,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,206.02 : 2,460,484.26 = 693,672.42 : x
  2. Step 2: Convert to fraction form
    1,640,206.02/2,460,484.26 = 693,672.42/x
  3. Step 3: Cross multiply
    1,640,206.02x = 2,460,484.26 × 693,672.42
  4. Step 4: Simplify right side
    1,640,206.02x = 1,706,770,071,006.11
  5. Step 5: Solve for x
    x = 1,706,770,071,006.11/1,640,206.02
  6. Step 6: Final answer
    x = 1,040,582.74

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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.