Home / 1,163,146.11-1,604,904.36-679,617.74

Finding the Fourth Proportional to 1,163,146.11, 1,604,904.36 and 679,617.74

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Solution

The fourth proportional to 1,163,146.11, 1,604,904.36 and 679,617.74 is: 937,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,146.11 : 1,604,904.36 = 679,617.74 : x
  2. Step 2: Convert to fraction form
    1,163,146.11/1,604,904.36 = 679,617.74/x
  3. Step 3: Cross multiply
    1,163,146.11x = 1,604,904.36 × 679,617.74
  4. Step 4: Simplify right side
    1,163,146.11x = 1,090,721,474,059.35
  5. Step 5: Solve for x
    x = 1,090,721,474,059.35/1,163,146.11
  6. Step 6: Final answer
    x = 937,733.85

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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.