Home / 3,177,711.32-4,385,210.45-1,727,320.46

Finding the Fourth Proportional to 3,177,711.32, 4,385,210.45 and 1,727,320.46

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Solution

The fourth proportional to 3,177,711.32, 4,385,210.45 and 1,727,320.46 is: 2,383,685.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,711.32 : 4,385,210.45 = 1,727,320.46 : x
  2. Step 2: Convert to fraction form
    3,177,711.32/4,385,210.45 = 1,727,320.46/x
  3. Step 3: Cross multiply
    3,177,711.32x = 4,385,210.45 × 1,727,320.46
  4. Step 4: Simplify right side
    3,177,711.32x = 7,574,663,734,017.23
  5. Step 5: Solve for x
    x = 7,574,663,734,017.23/3,177,711.32
  6. Step 6: Final answer
    x = 2,383,685.29

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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.