Home / 1,446,862.77-1,996,662.56-802,378.17

Finding the Fourth Proportional to 1,446,862.77, 1,996,662.56 and 802,378.17

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Solution

The fourth proportional to 1,446,862.77, 1,996,662.56 and 802,378.17 is: 1,107,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,862.77 : 1,996,662.56 = 802,378.17 : x
  2. Step 2: Convert to fraction form
    1,446,862.77/1,996,662.56 = 802,378.17/x
  3. Step 3: Cross multiply
    1,446,862.77x = 1,996,662.56 × 802,378.17
  4. Step 4: Simplify right side
    1,446,862.77x = 1,602,078,446,988.42
  5. Step 5: Solve for x
    x = 1,602,078,446,988.42/1,446,862.77
  6. Step 6: Final answer
    x = 1,107,277.40

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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.