Home / 5,275,872.80-7,280,705.04-2,983,984.80

Finding the Fourth Proportional to 5,275,872.80, 7,280,705.04 and 2,983,984.80

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Solution

The fourth proportional to 5,275,872.80, 7,280,705.04 and 2,983,984.80 is: 4,117,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,872.80 : 7,280,705.04 = 2,983,984.80 : x
  2. Step 2: Convert to fraction form
    5,275,872.80/7,280,705.04 = 2,983,984.80/x
  3. Step 3: Cross multiply
    5,275,872.80x = 7,280,705.04 × 2,983,984.80
  4. Step 4: Simplify right side
    5,275,872.80x = 21,725,513,172,643.39
  5. Step 5: Solve for x
    x = 21,725,513,172,643.39/5,275,872.80
  6. Step 6: Final answer
    x = 4,117,899.35

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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.