Home / 1,569,783.70-2,354,675.55-672,238.90

Finding the Fourth Proportional to 1,569,783.70, 2,354,675.55 and 672,238.90

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Solution

The fourth proportional to 1,569,783.70, 2,354,675.55 and 672,238.90 is: 1,008,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,783.70 : 2,354,675.55 = 672,238.90 : x
  2. Step 2: Convert to fraction form
    1,569,783.70/2,354,675.55 = 672,238.90/x
  3. Step 3: Cross multiply
    1,569,783.70x = 2,354,675.55 × 672,238.90
  4. Step 4: Simplify right side
    1,569,783.70x = 1,582,904,501,588.90
  5. Step 5: Solve for x
    x = 1,582,904,501,588.90/1,569,783.70
  6. Step 6: Final answer
    x = 1,008,358.35

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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.