Home / 1,692,706.56-2,335,927.80-928,743.72

Finding the Fourth Proportional to 1,692,706.56, 2,335,927.80 and 928,743.72

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Solution

The fourth proportional to 1,692,706.56, 2,335,927.80 and 928,743.72 is: 1,281,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,706.56 : 2,335,927.80 = 928,743.72 : x
  2. Step 2: Convert to fraction form
    1,692,706.56/2,335,927.80 = 928,743.72/x
  3. Step 3: Cross multiply
    1,692,706.56x = 2,335,927.80 × 928,743.72
  4. Step 4: Simplify right side
    1,692,706.56x = 2,169,478,274,623.42
  5. Step 5: Solve for x
    x = 2,169,478,274,623.42/1,692,706.56
  6. Step 6: Final answer
    x = 1,281,662.35

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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.