Home / 4,725,570.76-6,521,320.45-2,688,380.26

Finding the Fourth Proportional to 4,725,570.76, 6,521,320.45 and 2,688,380.26

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Solution

The fourth proportional to 4,725,570.76, 6,521,320.45 and 2,688,380.26 is: 3,709,983.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725,570.76 : 6,521,320.45 = 2,688,380.26 : x
  2. Step 2: Convert to fraction form
    4,725,570.76/6,521,320.45 = 2,688,380.26/x
  3. Step 3: Cross multiply
    4,725,570.76x = 6,521,320.45 × 2,688,380.26
  4. Step 4: Simplify right side
    4,725,570.76x = 17,531,789,166,914.32
  5. Step 5: Solve for x
    x = 17,531,789,166,914.32/4,725,570.76
  6. Step 6: Final answer
    x = 3,709,983.42

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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.