Home / 3,019,616.72-4,528,025.42-1,125,849.68

Finding the Fourth Proportional to 3,019,616.72, 4,528,025.42 and 1,125,849.68

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Solution

The fourth proportional to 3,019,616.72, 4,528,025.42 and 1,125,849.68 is: 1,688,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,616.72 : 4,528,025.42 = 1,125,849.68 : x
  2. Step 2: Convert to fraction form
    3,019,616.72/4,528,025.42 = 1,125,849.68/x
  3. Step 3: Cross multiply
    3,019,616.72x = 4,528,025.42 × 1,125,849.68
  4. Step 4: Simplify right side
    3,019,616.72x = 5,097,875,941,869.49
  5. Step 5: Solve for x
    x = 5,097,875,941,869.49/3,019,616.72
  6. Step 6: Final answer
    x = 1,688,252.66

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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.