Home / 1,657,706.55-2,287,612.20-932,554.05

Finding the Fourth Proportional to 1,657,706.55, 2,287,612.20 and 932,554.05

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Solution

The fourth proportional to 1,657,706.55, 2,287,612.20 and 932,554.05 is: 1,286,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,706.55 : 2,287,612.20 = 932,554.05 : x
  2. Step 2: Convert to fraction form
    1,657,706.55/2,287,612.20 = 932,554.05/x
  3. Step 3: Cross multiply
    1,657,706.55x = 2,287,612.20 × 932,554.05
  4. Step 4: Simplify right side
    1,657,706.55x = 2,133,322,021,939.41
  5. Step 5: Solve for x
    x = 2,133,322,021,939.41/1,657,706.55
  6. Step 6: Final answer
    x = 1,286,911.74

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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.