Home / 1,224,459.10-1,836,822.60-415,427.66

Finding the Fourth Proportional to 1,224,459.10, 1,836,822.60 and 415,427.66

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Solution

The fourth proportional to 1,224,459.10, 1,836,822.60 and 415,427.66 is: 623,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,459.10 : 1,836,822.60 = 415,427.66 : x
  2. Step 2: Convert to fraction form
    1,224,459.10/1,836,822.60 = 415,427.66/x
  3. Step 3: Cross multiply
    1,224,459.10x = 1,836,822.60 × 415,427.66
  4. Step 4: Simplify right side
    1,224,459.10x = 763,066,905,369.00
  5. Step 5: Solve for x
    x = 763,066,905,369.00/1,224,459.10
  6. Step 6: Final answer
    x = 623,186.93

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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.