Home / 983,403.80-1,354,240.74-854,283.32

Finding the Fourth Proportional to 983,403.80, 1,354,240.74 and 854,283.32

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Solution

The fourth proportional to 983,403.80, 1,354,240.74 and 854,283.32 is: 1,176,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,403.80 : 1,354,240.74 = 854,283.32 : x
  2. Step 2: Convert to fraction form
    983,403.80/1,354,240.74 = 854,283.32/x
  3. Step 3: Cross multiply
    983,403.80x = 1,354,240.74 × 854,283.32
  4. Step 4: Simplify right side
    983,403.80x = 1,156,905,275,446.46
  5. Step 5: Solve for x
    x = 1,156,905,275,446.46/983,403.80
  6. Step 6: Final answer
    x = 1,176,429.54

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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.