Home / 1,036,960.72-1,430,194.55-674,500.32

Finding the Fourth Proportional to 1,036,960.72, 1,430,194.55 and 674,500.32

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Solution

The fourth proportional to 1,036,960.72, 1,430,194.55 and 674,500.32 is: 930,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,960.72 : 1,430,194.55 = 674,500.32 : x
  2. Step 2: Convert to fraction form
    1,036,960.72/1,430,194.55 = 674,500.32/x
  3. Step 3: Cross multiply
    1,036,960.72x = 1,430,194.55 × 674,500.32
  4. Step 4: Simplify right side
    1,036,960.72x = 964,666,679,748.02
  5. Step 5: Solve for x
    x = 964,666,679,748.02/1,036,960.72
  6. Step 6: Final answer
    x = 930,282.76

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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.