Home / 1,563,661.72-2,347,005.57-754,615.67

Finding the Fourth Proportional to 1,563,661.72, 2,347,005.57 and 754,615.67

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Solution

The fourth proportional to 1,563,661.72, 2,347,005.57 and 754,615.67 is: 1,132,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,661.72 : 2,347,005.57 = 754,615.67 : x
  2. Step 2: Convert to fraction form
    1,563,661.72/2,347,005.57 = 754,615.67/x
  3. Step 3: Cross multiply
    1,563,661.72x = 2,347,005.57 × 754,615.67
  4. Step 4: Simplify right side
    1,563,661.72x = 1,771,087,179,807.99
  5. Step 5: Solve for x
    x = 1,771,087,179,807.99/1,563,661.72
  6. Step 6: Final answer
    x = 1,132,653.67

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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.