Home / 1,762,750.77-2,431,700.64-1,151,261.43

Finding the Fourth Proportional to 1,762,750.77, 2,431,700.64 and 1,151,261.43

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Solution

The fourth proportional to 1,762,750.77, 2,431,700.64 and 1,151,261.43 is: 1,588,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,750.77 : 2,431,700.64 = 1,151,261.43 : x
  2. Step 2: Convert to fraction form
    1,762,750.77/2,431,700.64 = 1,151,261.43/x
  3. Step 3: Cross multiply
    1,762,750.77x = 2,431,700.64 × 1,151,261.43
  4. Step 4: Simplify right side
    1,762,750.77x = 2,799,523,156,138.32
  5. Step 5: Solve for x
    x = 2,799,523,156,138.32/1,762,750.77
  6. Step 6: Final answer
    x = 1,588,155.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.