Home / 1,027,084.49-1,417,121.93-664,071.53

Finding the Fourth Proportional to 1,027,084.49, 1,417,121.93 and 664,071.53

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Solution

The fourth proportional to 1,027,084.49, 1,417,121.93 and 664,071.53 is: 916,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,084.49 : 1,417,121.93 = 664,071.53 : x
  2. Step 2: Convert to fraction form
    1,027,084.49/1,417,121.93 = 664,071.53/x
  3. Step 3: Cross multiply
    1,027,084.49x = 1,417,121.93 × 664,071.53
  4. Step 4: Simplify right side
    1,027,084.49x = 941,070,322,826.22
  5. Step 5: Solve for x
    x = 941,070,322,826.22/1,027,084.49
  6. Step 6: Final answer
    x = 916,254.05

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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.