Home / 1,460,466.81-2,190,907.55-449,672.78

Finding the Fourth Proportional to 1,460,466.81, 2,190,907.55 and 449,672.78

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Solution

The fourth proportional to 1,460,466.81, 2,190,907.55 and 449,672.78 is: 674,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,466.81 : 2,190,907.55 = 449,672.78 : x
  2. Step 2: Convert to fraction form
    1,460,466.81/2,190,907.55 = 449,672.78/x
  3. Step 3: Cross multiply
    1,460,466.81x = 2,190,907.55 × 449,672.78
  4. Step 4: Simplify right side
    1,460,466.81x = 985,191,495,332.94
  5. Step 5: Solve for x
    x = 985,191,495,332.94/1,460,466.81
  6. Step 6: Final answer
    x = 674,573.01

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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.