Home / 1,433,303.70-1,977,917.07-788,723.46

Finding the Fourth Proportional to 1,433,303.70, 1,977,917.07 and 788,723.46

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Solution

The fourth proportional to 1,433,303.70, 1,977,917.07 and 788,723.46 is: 1,088,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,303.70 : 1,977,917.07 = 788,723.46 : x
  2. Step 2: Convert to fraction form
    1,433,303.70/1,977,917.07 = 788,723.46/x
  3. Step 3: Cross multiply
    1,433,303.70x = 1,977,917.07 × 788,723.46
  4. Step 4: Simplify right side
    1,433,303.70x = 1,560,029,595,043.46
  5. Step 5: Solve for x
    x = 1,560,029,595,043.46/1,433,303.70
  6. Step 6: Final answer
    x = 1,088,415.24

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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.