Home / 3,636,405.92-5,018,238.47-2,087,767.46

Finding the Fourth Proportional to 3,636,405.92, 5,018,238.47 and 2,087,767.46

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Solution

The fourth proportional to 3,636,405.92, 5,018,238.47 and 2,087,767.46 is: 2,881,118.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,405.92 : 5,018,238.47 = 2,087,767.46 : x
  2. Step 2: Convert to fraction form
    3,636,405.92/5,018,238.47 = 2,087,767.46/x
  3. Step 3: Cross multiply
    3,636,405.92x = 5,018,238.47 × 2,087,767.46
  4. Step 4: Simplify right side
    3,636,405.92x = 10,476,914,948,656.16
  5. Step 5: Solve for x
    x = 10,476,914,948,656.16/3,636,405.92
  6. Step 6: Final answer
    x = 2,881,118.11

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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.