Home / 1,151,756.28-1,726,289.39-866,530.58

Finding the Fourth Proportional to 1,151,756.28, 1,726,289.39 and 866,530.58

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Solution

The fourth proportional to 1,151,756.28, 1,726,289.39 and 866,530.58 is: 1,298,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,756.28 : 1,726,289.39 = 866,530.58 : x
  2. Step 2: Convert to fraction form
    1,151,756.28/1,726,289.39 = 866,530.58/x
  3. Step 3: Cross multiply
    1,151,756.28x = 1,726,289.39 × 866,530.58
  4. Step 4: Simplify right side
    1,151,756.28x = 1,495,882,533,400.45
  5. Step 5: Solve for x
    x = 1,495,882,533,400.45/1,151,756.28
  6. Step 6: Final answer
    x = 1,298,783.92

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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.