Home / 1,404,261.12-2,106,610.38-457,411.62

Finding the Fourth Proportional to 1,404,261.12, 2,106,610.38 and 457,411.62

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Solution

The fourth proportional to 1,404,261.12, 2,106,610.38 and 457,411.62 is: 686,188.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,261.12 : 2,106,610.38 = 457,411.62 : x
  2. Step 2: Convert to fraction form
    1,404,261.12/2,106,610.38 = 457,411.62/x
  3. Step 3: Cross multiply
    1,404,261.12x = 2,106,610.38 × 457,411.62
  4. Step 4: Simplify right side
    1,404,261.12x = 963,588,066,624.62
  5. Step 5: Solve for x
    x = 963,588,066,624.62/1,404,261.12
  6. Step 6: Final answer
    x = 686,188.67

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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.