Home / 1,478,461.36-2,038,427.20-1,233,799.24

Finding the Fourth Proportional to 1,478,461.36, 2,038,427.20 and 1,233,799.24

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Solution

The fourth proportional to 1,478,461.36, 2,038,427.20 and 1,233,799.24 is: 1,701,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,461.36 : 2,038,427.20 = 1,233,799.24 : x
  2. Step 2: Convert to fraction form
    1,478,461.36/2,038,427.20 = 1,233,799.24/x
  3. Step 3: Cross multiply
    1,478,461.36x = 2,038,427.20 × 1,233,799.24
  4. Step 4: Simplify right side
    1,478,461.36x = 2,515,009,930,155.33
  5. Step 5: Solve for x
    x = 2,515,009,930,155.33/1,478,461.36
  6. Step 6: Final answer
    x = 1,701,099.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.