Home / 1,303,400.60-1,955,003.70-545,046.20

Finding the Fourth Proportional to 1,303,400.60, 1,955,003.70 and 545,046.20

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Solution

The fourth proportional to 1,303,400.60, 1,955,003.70 and 545,046.20 is: 817,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,400.60 : 1,955,003.70 = 545,046.20 : x
  2. Step 2: Convert to fraction form
    1,303,400.60/1,955,003.70 = 545,046.20/x
  3. Step 3: Cross multiply
    1,303,400.60x = 1,955,003.70 × 545,046.20
  4. Step 4: Simplify right side
    1,303,400.60x = 1,065,567,337,670.94
  5. Step 5: Solve for x
    x = 1,065,567,337,670.94/1,303,400.60
  6. Step 6: Final answer
    x = 817,528.65

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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.