Home / 2,139,377.02-3,210,103.50-941,143.64

Finding the Fourth Proportional to 2,139,377.02, 3,210,103.50 and 941,143.64

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Solution

The fourth proportional to 2,139,377.02, 3,210,103.50 and 941,143.64 is: 1,412,172.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,377.02 : 3,210,103.50 = 941,143.64 : x
  2. Step 2: Convert to fraction form
    2,139,377.02/3,210,103.50 = 941,143.64/x
  3. Step 3: Cross multiply
    2,139,377.02x = 3,210,103.50 × 941,143.64
  4. Step 4: Simplify right side
    2,139,377.02x = 3,021,168,492,766.74
  5. Step 5: Solve for x
    x = 3,021,168,492,766.74/2,139,377.02
  6. Step 6: Final answer
    x = 1,412,172.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.