Home / 1,776,602.10-2,664,125.55-711,290.10

Finding the Fourth Proportional to 1,776,602.10, 2,664,125.55 and 711,290.10

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Solution

The fourth proportional to 1,776,602.10, 2,664,125.55 and 711,290.10 is: 1,066,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,602.10 : 2,664,125.55 = 711,290.10 : x
  2. Step 2: Convert to fraction form
    1,776,602.10/2,664,125.55 = 711,290.10/x
  3. Step 3: Cross multiply
    1,776,602.10x = 2,664,125.55 × 711,290.10
  4. Step 4: Simplify right side
    1,776,602.10x = 1,894,966,128,872.05
  5. Step 5: Solve for x
    x = 1,894,966,128,872.05/1,776,602.10
  6. Step 6: Final answer
    x = 1,066,623.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.