Home / 1,410,862.84-1,946,996.28-766,293.79

Finding the Fourth Proportional to 1,410,862.84, 1,946,996.28 and 766,293.79

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Solution

The fourth proportional to 1,410,862.84, 1,946,996.28 and 766,293.79 is: 1,057,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,862.84 : 1,946,996.28 = 766,293.79 : x
  2. Step 2: Convert to fraction form
    1,410,862.84/1,946,996.28 = 766,293.79/x
  3. Step 3: Cross multiply
    1,410,862.84x = 1,946,996.28 × 766,293.79
  4. Step 4: Simplify right side
    1,410,862.84x = 1,491,971,158,517.10
  5. Step 5: Solve for x
    x = 1,491,971,158,517.10/1,410,862.84
  6. Step 6: Final answer
    x = 1,057,488.45

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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.