Home / 2,913,292.80-4,371,505.92-2,807,253.12

Finding the Fourth Proportional to 2,913,292.80, 4,371,505.92 and 2,807,253.12

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Solution

The fourth proportional to 2,913,292.80, 4,371,505.92 and 2,807,253.12 is: 4,212,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,292.80 : 4,371,505.92 = 2,807,253.12 : x
  2. Step 2: Convert to fraction form
    2,913,292.80/4,371,505.92 = 2,807,253.12/x
  3. Step 3: Cross multiply
    2,913,292.80x = 4,371,505.92 × 2,807,253.12
  4. Step 4: Simplify right side
    2,913,292.80x = 12,271,923,633,018.47
  5. Step 5: Solve for x
    x = 12,271,923,633,018.47/2,913,292.80
  6. Step 6: Final answer
    x = 4,212,389.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.