Home / 1,496,981.63-2,065,182.85-916,230.61

Finding the Fourth Proportional to 1,496,981.63, 2,065,182.85 and 916,230.61

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Solution

The fourth proportional to 1,496,981.63, 2,065,182.85 and 916,230.61 is: 1,263,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,981.63 : 2,065,182.85 = 916,230.61 : x
  2. Step 2: Convert to fraction form
    1,496,981.63/2,065,182.85 = 916,230.61/x
  3. Step 3: Cross multiply
    1,496,981.63x = 2,065,182.85 × 916,230.61
  4. Step 4: Simplify right side
    1,496,981.63x = 1,892,183,748,086.83
  5. Step 5: Solve for x
    x = 1,892,183,748,086.83/1,496,981.63
  6. Step 6: Final answer
    x = 1,263,999.31

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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.