Home / 3,960,924.95-5,466,210.78-2,218,669.01

Finding the Fourth Proportional to 3,960,924.95, 5,466,210.78 and 2,218,669.01

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Solution

The fourth proportional to 3,960,924.95, 5,466,210.78 and 2,218,669.01 is: 3,061,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,924.95 : 5,466,210.78 = 2,218,669.01 : x
  2. Step 2: Convert to fraction form
    3,960,924.95/5,466,210.78 = 2,218,669.01/x
  3. Step 3: Cross multiply
    3,960,924.95x = 5,466,210.78 × 2,218,669.01
  4. Step 4: Simplify right side
    3,960,924.95x = 12,127,712,432,382.87
  5. Step 5: Solve for x
    x = 12,127,712,432,382.87/3,960,924.95
  6. Step 6: Final answer
    x = 3,061,838.48

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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.