Home / 1,496,440.89-2,065,424.81-979,894.77

Finding the Fourth Proportional to 1,496,440.89, 2,065,424.81 and 979,894.77

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Solution

The fourth proportional to 1,496,440.89, 2,065,424.81 and 979,894.77 is: 1,352,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,440.89 : 2,065,424.81 = 979,894.77 : x
  2. Step 2: Convert to fraction form
    1,496,440.89/2,065,424.81 = 979,894.77/x
  3. Step 3: Cross multiply
    1,496,440.89x = 2,065,424.81 × 979,894.77
  4. Step 4: Simplify right side
    1,496,440.89x = 2,023,898,969,147.24
  5. Step 5: Solve for x
    x = 2,023,898,969,147.24/1,496,440.89
  6. Step 6: Final answer
    x = 1,352,475.05

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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.