Home / 1,154,669.70-1,732,004.55-657,005.70

Finding the Fourth Proportional to 1,154,669.70, 1,732,004.55 and 657,005.70

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Solution

The fourth proportional to 1,154,669.70, 1,732,004.55 and 657,005.70 is: 985,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,669.70 : 1,732,004.55 = 657,005.70 : x
  2. Step 2: Convert to fraction form
    1,154,669.70/1,732,004.55 = 657,005.70/x
  3. Step 3: Cross multiply
    1,154,669.70x = 1,732,004.55 × 657,005.70
  4. Step 4: Simplify right side
    1,154,669.70x = 1,137,936,861,775.94
  5. Step 5: Solve for x
    x = 1,137,936,861,775.94/1,154,669.70
  6. Step 6: Final answer
    x = 985,508.55

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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.