Home / 2,676,868.40-3,692,709.92-1,708,981.48

Finding the Fourth Proportional to 2,676,868.40, 3,692,709.92 and 1,708,981.48

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Solution

The fourth proportional to 2,676,868.40, 3,692,709.92 and 1,708,981.48 is: 2,357,520.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,868.40 : 3,692,709.92 = 1,708,981.48 : x
  2. Step 2: Convert to fraction form
    2,676,868.40/3,692,709.92 = 1,708,981.48/x
  3. Step 3: Cross multiply
    2,676,868.40x = 3,692,709.92 × 1,708,981.48
  4. Step 4: Simplify right side
    2,676,868.40x = 6,310,772,864,292.28
  5. Step 5: Solve for x
    x = 6,310,772,864,292.28/2,676,868.40
  6. Step 6: Final answer
    x = 2,357,520.77

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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.