Home / 3,386,900.87-4,673,320.24-1,916,802.50

Finding the Fourth Proportional to 3,386,900.87, 4,673,320.24 and 1,916,802.50

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Solution

The fourth proportional to 3,386,900.87, 4,673,320.24 and 1,916,802.50 is: 2,644,846.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,900.87 : 4,673,320.24 = 1,916,802.50 : x
  2. Step 2: Convert to fraction form
    3,386,900.87/4,673,320.24 = 1,916,802.50/x
  3. Step 3: Cross multiply
    3,386,900.87x = 4,673,320.24 × 1,916,802.50
  4. Step 4: Simplify right side
    3,386,900.87x = 8,957,831,919,332.60
  5. Step 5: Solve for x
    x = 8,957,831,919,332.60/3,386,900.87
  6. Step 6: Final answer
    x = 2,644,846.21

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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.