Home / 1,248,699.60-1,872,859.32-407,250

Finding the Fourth Proportional to 1,248,699.60, 1,872,859.32 and 407,250

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Solution

The fourth proportional to 1,248,699.60, 1,872,859.32 and 407,250 is: 610,813.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,699.60 : 1,872,859.32 = 407,250 : x
  2. Step 2: Convert to fraction form
    1,248,699.60/1,872,859.32 = 407,250/x
  3. Step 3: Cross multiply
    1,248,699.60x = 1,872,859.32 × 407,250
  4. Step 4: Simplify right side
    1,248,699.60x = 762,721,958,070
  5. Step 5: Solve for x
    x = 762,721,958,070/1,248,699.60
  6. Step 6: Final answer
    x = 610,813.01

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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.