Home / 932,754.64-1,284,088.80-889,905.64

Finding the Fourth Proportional to 932,754.64, 1,284,088.80 and 889,905.64

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Solution

The fourth proportional to 932,754.64, 1,284,088.80 and 889,905.64 is: 1,225,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,754.64 : 1,284,088.80 = 889,905.64 : x
  2. Step 2: Convert to fraction form
    932,754.64/1,284,088.80 = 889,905.64/x
  3. Step 3: Cross multiply
    932,754.64x = 1,284,088.80 × 889,905.64
  4. Step 4: Simplify right side
    932,754.64x = 1,142,717,865,380.83
  5. Step 5: Solve for x
    x = 1,142,717,865,380.83/932,754.64
  6. Step 6: Final answer
    x = 1,225,100.17

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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.