Home / 1,156,131.66-1,595,490.03-646,867.02

Finding the Fourth Proportional to 1,156,131.66, 1,595,490.03 and 646,867.02

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Solution

The fourth proportional to 1,156,131.66, 1,595,490.03 and 646,867.02 is: 892,692.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,131.66 : 1,595,490.03 = 646,867.02 : x
  2. Step 2: Convert to fraction form
    1,156,131.66/1,595,490.03 = 646,867.02/x
  3. Step 3: Cross multiply
    1,156,131.66x = 1,595,490.03 × 646,867.02
  4. Step 4: Simplify right side
    1,156,131.66x = 1,032,069,881,145.81
  5. Step 5: Solve for x
    x = 1,032,069,881,145.81/1,156,131.66
  6. Step 6: Final answer
    x = 892,692.34

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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.