Home / 1,652,911.31-2,479,533.05-614,539.28

Finding the Fourth Proportional to 1,652,911.31, 2,479,533.05 and 614,539.28

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Solution

The fourth proportional to 1,652,911.31, 2,479,533.05 and 614,539.28 is: 921,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,911.31 : 2,479,533.05 = 614,539.28 : x
  2. Step 2: Convert to fraction form
    1,652,911.31/2,479,533.05 = 614,539.28/x
  3. Step 3: Cross multiply
    1,652,911.31x = 2,479,533.05 × 614,539.28
  4. Step 4: Simplify right side
    1,652,911.31x = 1,523,770,463,018.39
  5. Step 5: Solve for x
    x = 1,523,770,463,018.39/1,652,911.31
  6. Step 6: Final answer
    x = 921,870.67

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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.