Home / 3,751,448.95-5,176,931.95-2,119,821.20

Finding the Fourth Proportional to 3,751,448.95, 5,176,931.95 and 2,119,821.20

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Solution

The fourth proportional to 3,751,448.95, 5,176,931.95 and 2,119,821.20 is: 2,925,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751,448.95 : 5,176,931.95 = 2,119,821.20 : x
  2. Step 2: Convert to fraction form
    3,751,448.95/5,176,931.95 = 2,119,821.20/x
  3. Step 3: Cross multiply
    3,751,448.95x = 5,176,931.95 × 2,119,821.20
  4. Step 4: Simplify right side
    3,751,448.95x = 10,974,170,094,745.95
  5. Step 5: Solve for x
    x = 10,974,170,094,745.95/3,751,448.95
  6. Step 6: Final answer
    x = 2,925,315.05

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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.