Home / 2,009,042.28-2,773,206.18-1,330,197.48

Finding the Fourth Proportional to 2,009,042.28, 2,773,206.18 and 1,330,197.48

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Solution

The fourth proportional to 2,009,042.28, 2,773,206.18 and 1,330,197.48 is: 1,836,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,042.28 : 2,773,206.18 = 1,330,197.48 : x
  2. Step 2: Convert to fraction form
    2,009,042.28/2,773,206.18 = 1,330,197.48/x
  3. Step 3: Cross multiply
    2,009,042.28x = 2,773,206.18 × 1,330,197.48
  4. Step 4: Simplify right side
    2,009,042.28x = 3,688,911,872,156.43
  5. Step 5: Solve for x
    x = 3,688,911,872,156.43/2,009,042.28
  6. Step 6: Final answer
    x = 1,836,154.42

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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.