Home / 1,569,785.70-2,354,678.55-672,240.90

Finding the Fourth Proportional to 1,569,785.70, 2,354,678.55 and 672,240.90

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Solution

The fourth proportional to 1,569,785.70, 2,354,678.55 and 672,240.90 is: 1,008,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,785.70 : 2,354,678.55 = 672,240.90 : x
  2. Step 2: Convert to fraction form
    1,569,785.70/2,354,678.55 = 672,240.90/x
  3. Step 3: Cross multiply
    1,569,785.70x = 2,354,678.55 × 672,240.90
  4. Step 4: Simplify right side
    1,569,785.70x = 1,582,911,227,662.69
  5. Step 5: Solve for x
    x = 1,582,911,227,662.69/1,569,785.70
  6. Step 6: Final answer
    x = 1,008,361.35

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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.