Home / 1,640,294.02-2,461,539.18-680,750.41

Finding the Fourth Proportional to 1,640,294.02, 2,461,539.18 and 680,750.41

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Solution

The fourth proportional to 1,640,294.02, 2,461,539.18 and 680,750.41 is: 1,021,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,294.02 : 2,461,539.18 = 680,750.41 : x
  2. Step 2: Convert to fraction form
    1,640,294.02/2,461,539.18 = 680,750.41/x
  3. Step 3: Cross multiply
    1,640,294.02x = 2,461,539.18 × 680,750.41
  4. Step 4: Simplify right side
    1,640,294.02x = 1,675,693,796,043.03
  5. Step 5: Solve for x
    x = 1,675,693,796,043.03/1,640,294.02
  6. Step 6: Final answer
    x = 1,021,581.36

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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.