Home / 1,589,628.16-2,385,492.72-748,420.48

Finding the Fourth Proportional to 1,589,628.16, 2,385,492.72 and 748,420.48

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Solution

The fourth proportional to 1,589,628.16, 2,385,492.72 and 748,420.48 is: 1,123,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,628.16 : 2,385,492.72 = 748,420.48 : x
  2. Step 2: Convert to fraction form
    1,589,628.16/2,385,492.72 = 748,420.48/x
  3. Step 3: Cross multiply
    1,589,628.16x = 2,385,492.72 × 748,420.48
  4. Step 4: Simplify right side
    1,589,628.16x = 1,785,351,606,538.91
  5. Step 5: Solve for x
    x = 1,785,351,606,538.91/1,589,628.16
  6. Step 6: Final answer
    x = 1,123,125.30

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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.