Home / 3,492,090.88-5,238,113.28-898,391.68

Finding the Fourth Proportional to 3,492,090.88, 5,238,113.28 and 898,391.68

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Solution

The fourth proportional to 3,492,090.88, 5,238,113.28 and 898,391.68 is: 1,347,581.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492,090.88 : 5,238,113.28 = 898,391.68 : x
  2. Step 2: Convert to fraction form
    3,492,090.88/5,238,113.28 = 898,391.68/x
  3. Step 3: Cross multiply
    3,492,090.88x = 5,238,113.28 × 898,391.68
  4. Step 4: Simplify right side
    3,492,090.88x = 4,705,877,389,649.51
  5. Step 5: Solve for x
    x = 4,705,877,389,649.51/3,492,090.88
  6. Step 6: Final answer
    x = 1,347,581.59

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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.