Home / 1,402,799.24-2,103,544.89-728,699.63

Finding the Fourth Proportional to 1,402,799.24, 2,103,544.89 and 728,699.63

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Solution

The fourth proportional to 1,402,799.24, 2,103,544.89 and 728,699.63 is: 1,092,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,799.24 : 2,103,544.89 = 728,699.63 : x
  2. Step 2: Convert to fraction form
    1,402,799.24/2,103,544.89 = 728,699.63/x
  3. Step 3: Cross multiply
    1,402,799.24x = 2,103,544.89 × 728,699.63
  4. Step 4: Simplify right side
    1,402,799.24x = 1,532,852,372,513.67
  5. Step 5: Solve for x
    x = 1,532,852,372,513.67/1,402,799.24
  6. Step 6: Final answer
    x = 1,092,709.72

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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.