Home / 2,249,021.03-3,100,420.67-1,603,320.21

Finding the Fourth Proportional to 2,249,021.03, 3,100,420.67 and 1,603,320.21

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Solution

The fourth proportional to 2,249,021.03, 3,100,420.67 and 1,603,320.21 is: 2,210,280.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,021.03 : 3,100,420.67 = 1,603,320.21 : x
  2. Step 2: Convert to fraction form
    2,249,021.03/3,100,420.67 = 1,603,320.21/x
  3. Step 3: Cross multiply
    2,249,021.03x = 3,100,420.67 × 1,603,320.21
  4. Step 4: Simplify right side
    2,249,021.03x = 4,970,967,111,696.14
  5. Step 5: Solve for x
    x = 4,970,967,111,696.14/2,249,021.03
  6. Step 6: Final answer
    x = 2,210,280.41

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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.