Home / 3,638,475.84-5,019,547.68-2,669,923.20

Finding the Fourth Proportional to 3,638,475.84, 5,019,547.68 and 2,669,923.20

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Solution

The fourth proportional to 3,638,475.84, 5,019,547.68 and 2,669,923.20 is: 3,683,357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,475.84 : 5,019,547.68 = 2,669,923.20 : x
  2. Step 2: Convert to fraction form
    3,638,475.84/5,019,547.68 = 2,669,923.20/x
  3. Step 3: Cross multiply
    3,638,475.84x = 5,019,547.68 × 2,669,923.20
  4. Step 4: Simplify right side
    3,638,475.84x = 13,401,806,804,338.18
  5. Step 5: Solve for x
    x = 13,401,806,804,338.18/3,638,475.84
  6. Step 6: Final answer
    x = 3,683,357.37

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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.