Home / 2,920,434.56-4,030,156.80-1,631,292.80

Finding the Fourth Proportional to 2,920,434.56, 4,030,156.80 and 1,631,292.80

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Solution

The fourth proportional to 2,920,434.56, 4,030,156.80 and 1,631,292.80 is: 2,251,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,434.56 : 4,030,156.80 = 1,631,292.80 : x
  2. Step 2: Convert to fraction form
    2,920,434.56/4,030,156.80 = 1,631,292.80/x
  3. Step 3: Cross multiply
    2,920,434.56x = 4,030,156.80 × 1,631,292.80
  4. Step 4: Simplify right side
    2,920,434.56x = 6,574,365,770,711.04
  5. Step 5: Solve for x
    x = 6,574,365,770,711.04/2,920,434.56
  6. Step 6: Final answer
    x = 2,251,160.10

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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.