Home / 1,646,108.40-2,465,663.40-1,366,172.40

Finding the Fourth Proportional to 1,646,108.40, 2,465,663.40 and 1,366,172.40

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Solution

The fourth proportional to 1,646,108.40, 2,465,663.40 and 1,366,172.40 is: 2,046,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,108.40 : 2,465,663.40 = 1,366,172.40 : x
  2. Step 2: Convert to fraction form
    1,646,108.40/2,465,663.40 = 1,366,172.40/x
  3. Step 3: Cross multiply
    1,646,108.40x = 2,465,663.40 × 1,366,172.40
  4. Step 4: Simplify right side
    1,646,108.40x = 3,368,521,284,770.16
  5. Step 5: Solve for x
    x = 3,368,521,284,770.16/1,646,108.40
  6. Step 6: Final answer
    x = 2,046,354.47

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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.