Home / 2,402,556.48-3,316,266-1,384,639.20

Finding the Fourth Proportional to 2,402,556.48, 3,316,266 and 1,384,639.20

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Solution

The fourth proportional to 2,402,556.48, 3,316,266 and 1,384,639.20 is: 1,911,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402,556.48 : 3,316,266 = 1,384,639.20 : x
  2. Step 2: Convert to fraction form
    2,402,556.48/3,316,266 = 1,384,639.20/x
  3. Step 3: Cross multiply
    2,402,556.48x = 3,316,266 × 1,384,639.20
  4. Step 4: Simplify right side
    2,402,556.48x = 4,591,831,901,227.20
  5. Step 5: Solve for x
    x = 4,591,831,901,227.20/2,402,556.48
  6. Step 6: Final answer
    x = 1,911,227.45

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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.