Home / 1,496,950.72-2,065,788.48-817,892.32

Finding the Fourth Proportional to 1,496,950.72, 2,065,788.48 and 817,892.32

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Solution

The fourth proportional to 1,496,950.72, 2,065,788.48 and 817,892.32 is: 1,128,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,950.72 : 2,065,788.48 = 817,892.32 : x
  2. Step 2: Convert to fraction form
    1,496,950.72/2,065,788.48 = 817,892.32/x
  3. Step 3: Cross multiply
    1,496,950.72x = 2,065,788.48 × 817,892.32
  4. Step 4: Simplify right side
    1,496,950.72x = 1,689,592,532,536.47
  5. Step 5: Solve for x
    x = 1,689,592,532,536.47/1,496,950.72
  6. Step 6: Final answer
    x = 1,128,689.48

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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.