Home / 3,636,208.40-5,018,421.83-2,087,954.55

Finding the Fourth Proportional to 3,636,208.40, 5,018,421.83 and 2,087,954.55

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Solution

The fourth proportional to 3,636,208.40, 5,018,421.83 and 2,087,954.55 is: 2,881,638.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,208.40 : 5,018,421.83 = 2,087,954.55 : x
  2. Step 2: Convert to fraction form
    3,636,208.40/5,018,421.83 = 2,087,954.55/x
  3. Step 3: Cross multiply
    3,636,208.40x = 5,018,421.83 × 2,087,954.55
  4. Step 4: Simplify right side
    3,636,208.40x = 10,478,236,683,328.05
  5. Step 5: Solve for x
    x = 10,478,236,683,328.05/3,636,208.40
  6. Step 6: Final answer
    x = 2,881,638.11

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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.