Home / 1,471,146.29-2,031,087.63-1,166,453.45

Finding the Fourth Proportional to 1,471,146.29, 2,031,087.63 and 1,166,453.45

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Solution

The fourth proportional to 1,471,146.29, 2,031,087.63 and 1,166,453.45 is: 1,610,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,146.29 : 2,031,087.63 = 1,166,453.45 : x
  2. Step 2: Convert to fraction form
    1,471,146.29/2,031,087.63 = 1,166,453.45/x
  3. Step 3: Cross multiply
    1,471,146.29x = 2,031,087.63 × 1,166,453.45
  4. Step 4: Simplify right side
    1,471,146.29x = 2,369,169,173,265.82
  5. Step 5: Solve for x
    x = 2,369,169,173,265.82/1,471,146.29
  6. Step 6: Final answer
    x = 1,610,423.92

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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.