Home / 1,948,116.46-2,688,167.80-1,076,833.48

Finding the Fourth Proportional to 1,948,116.46, 2,688,167.80 and 1,076,833.48

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Solution

The fourth proportional to 1,948,116.46, 2,688,167.80 and 1,076,833.48 is: 1,485,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,116.46 : 2,688,167.80 = 1,076,833.48 : x
  2. Step 2: Convert to fraction form
    1,948,116.46/2,688,167.80 = 1,076,833.48/x
  3. Step 3: Cross multiply
    1,948,116.46x = 2,688,167.80 × 1,076,833.48
  4. Step 4: Simplify right side
    1,948,116.46x = 2,894,709,086,897.94
  5. Step 5: Solve for x
    x = 2,894,709,086,897.94/1,948,116.46
  6. Step 6: Final answer
    x = 1,485,901.46

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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.