Home / 1,563,663.72-2,347,008.57-754,617.67

Finding the Fourth Proportional to 1,563,663.72, 2,347,008.57 and 754,617.67

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Solution

The fourth proportional to 1,563,663.72, 2,347,008.57 and 754,617.67 is: 1,132,656.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,663.72 : 2,347,008.57 = 754,617.67 : x
  2. Step 2: Convert to fraction form
    1,563,663.72/2,347,008.57 = 754,617.67/x
  3. Step 3: Cross multiply
    1,563,663.72x = 2,347,008.57 × 754,617.67
  4. Step 4: Simplify right side
    1,563,663.72x = 1,771,094,138,563.43
  5. Step 5: Solve for x
    x = 1,771,094,138,563.43/1,563,663.72
  6. Step 6: Final answer
    x = 1,132,656.67

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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.