Home / 2,421,253.66-3,341,082.78-1,490,813.68

Finding the Fourth Proportional to 2,421,253.66, 3,341,082.78 and 1,490,813.68

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Solution

The fourth proportional to 2,421,253.66, 3,341,082.78 and 1,490,813.68 is: 2,057,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,253.66 : 3,341,082.78 = 1,490,813.68 : x
  2. Step 2: Convert to fraction form
    2,421,253.66/3,341,082.78 = 1,490,813.68/x
  3. Step 3: Cross multiply
    2,421,253.66x = 3,341,082.78 × 1,490,813.68
  4. Step 4: Simplify right side
    2,421,253.66x = 4,980,931,914,436.43
  5. Step 5: Solve for x
    x = 4,980,931,914,436.43/2,421,253.66
  6. Step 6: Final answer
    x = 2,057,170.63

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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.