Home / 1,776,523.60-2,664,007.80-711,211.60

Finding the Fourth Proportional to 1,776,523.60, 2,664,007.80 and 711,211.60

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Solution

The fourth proportional to 1,776,523.60, 2,664,007.80 and 711,211.60 is: 1,066,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,523.60 : 2,664,007.80 = 711,211.60 : x
  2. Step 2: Convert to fraction form
    1,776,523.60/2,664,007.80 = 711,211.60/x
  3. Step 3: Cross multiply
    1,776,523.60x = 2,664,007.80 × 711,211.60
  4. Step 4: Simplify right side
    1,776,523.60x = 1,894,673,249,850.48
  5. Step 5: Solve for x
    x = 1,894,673,249,850.48/1,776,523.60
  6. Step 6: Final answer
    x = 1,066,506.10

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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.