Home / 2,084,759.04-2,878,763.04-1,311,678.84

Finding the Fourth Proportional to 2,084,759.04, 2,878,763.04 and 1,311,678.84

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Solution

The fourth proportional to 2,084,759.04, 2,878,763.04 and 1,311,678.84 is: 1,811,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,759.04 : 2,878,763.04 = 1,311,678.84 : x
  2. Step 2: Convert to fraction form
    2,084,759.04/2,878,763.04 = 1,311,678.84/x
  3. Step 3: Cross multiply
    2,084,759.04x = 2,878,763.04 × 1,311,678.84
  4. Step 4: Simplify right side
    2,084,759.04x = 3,776,012,564,942.07
  5. Step 5: Solve for x
    x = 3,776,012,564,942.07/2,084,759.04
  6. Step 6: Final answer
    x = 1,811,246.52

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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.