Home / 1,459,437.41-2,188,421.21-486,457.11

Finding the Fourth Proportional to 1,459,437.41, 2,188,421.21 and 486,457.11

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Solution

The fourth proportional to 1,459,437.41, 2,188,421.21 and 486,457.11 is: 729,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,437.41 : 2,188,421.21 = 486,457.11 : x
  2. Step 2: Convert to fraction form
    1,459,437.41/2,188,421.21 = 486,457.11/x
  3. Step 3: Cross multiply
    1,459,437.41x = 2,188,421.21 × 486,457.11
  4. Step 4: Simplify right side
    1,459,437.41x = 1,064,573,058,495.45
  5. Step 5: Solve for x
    x = 1,064,573,058,495.45/1,459,437.41
  6. Step 6: Final answer
    x = 729,440.71

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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.