Home / 2,812,981.77-4,216,967.73-1,015,465.41

Finding the Fourth Proportional to 2,812,981.77, 4,216,967.73 and 1,015,465.41

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Solution

The fourth proportional to 2,812,981.77, 4,216,967.73 and 1,015,465.41 is: 1,522,293.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,981.77 : 4,216,967.73 = 1,015,465.41 : x
  2. Step 2: Convert to fraction form
    2,812,981.77/4,216,967.73 = 1,015,465.41/x
  3. Step 3: Cross multiply
    2,812,981.77x = 4,216,967.73 × 1,015,465.41
  4. Step 4: Simplify right side
    2,812,981.77x = 4,282,184,864,901.22
  5. Step 5: Solve for x
    x = 4,282,184,864,901.22/2,812,981.77
  6. Step 6: Final answer
    x = 1,522,293.86

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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.