Home / 1,845,420.24-2,766,801.84-1,133,978.40

Finding the Fourth Proportional to 1,845,420.24, 2,766,801.84 and 1,133,978.40

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Solution

The fourth proportional to 1,845,420.24, 2,766,801.84 and 1,133,978.40 is: 1,700,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,420.24 : 2,766,801.84 = 1,133,978.40 : x
  2. Step 2: Convert to fraction form
    1,845,420.24/2,766,801.84 = 1,133,978.40/x
  3. Step 3: Cross multiply
    1,845,420.24x = 2,766,801.84 × 1,133,978.40
  4. Step 4: Simplify right side
    1,845,420.24x = 3,137,493,523,640.26
  5. Step 5: Solve for x
    x = 3,137,493,523,640.26/1,845,420.24
  6. Step 6: Final answer
    x = 1,700,151.25

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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.