Home / 1,366,034.37-1,885,292.73-777,476.90

Finding the Fourth Proportional to 1,366,034.37, 1,885,292.73 and 777,476.90

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Solution

The fourth proportional to 1,366,034.37, 1,885,292.73 and 777,476.90 is: 1,073,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,034.37 : 1,885,292.73 = 777,476.90 : x
  2. Step 2: Convert to fraction form
    1,366,034.37/1,885,292.73 = 777,476.90/x
  3. Step 3: Cross multiply
    1,366,034.37x = 1,885,292.73 × 777,476.90
  4. Step 4: Simplify right side
    1,366,034.37x = 1,465,771,552,026.17
  5. Step 5: Solve for x
    x = 1,465,771,552,026.17/1,366,034.37
  6. Step 6: Final answer
    x = 1,073,012.21

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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.