Home / 3,016,972.68-4,163,504.13-1,640,409

Finding the Fourth Proportional to 3,016,972.68, 4,163,504.13 and 1,640,409

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Solution

The fourth proportional to 3,016,972.68, 4,163,504.13 and 1,640,409 is: 2,263,808.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,972.68 : 4,163,504.13 = 1,640,409 : x
  2. Step 2: Convert to fraction form
    3,016,972.68/4,163,504.13 = 1,640,409/x
  3. Step 3: Cross multiply
    3,016,972.68x = 4,163,504.13 × 1,640,409
  4. Step 4: Simplify right side
    3,016,972.68x = 6,829,849,646,389.17
  5. Step 5: Solve for x
    x = 6,829,849,646,389.17/3,016,972.68
  6. Step 6: Final answer
    x = 2,263,808.91

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1.5x scale

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.