Home / 4,290,505.80-5,916,045.97-2,739,728.40

Finding the Fourth Proportional to 4,290,505.80, 5,916,045.97 and 2,739,728.40

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Solution

The fourth proportional to 4,290,505.80, 5,916,045.97 and 2,739,728.40 is: 3,777,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,505.80 : 5,916,045.97 = 2,739,728.40 : x
  2. Step 2: Convert to fraction form
    4,290,505.80/5,916,045.97 = 2,739,728.40/x
  3. Step 3: Cross multiply
    4,290,505.80x = 5,916,045.97 × 2,739,728.40
  4. Step 4: Simplify right side
    4,290,505.80x = 16,208,359,159,714.55
  5. Step 5: Solve for x
    x = 16,208,359,159,714.55/4,290,505.80
  6. Step 6: Final answer
    x = 3,777,726.90

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1.5x scale

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.